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Label Class Base field Conductor norm Rank Torsion CM Sato-Tate Regulator Period Leading coeff j-invariant Weierstrass coefficients Weierstrass equation
3.1-a1 3.1-a \(\Q(\sqrt{249}) \) \( 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.170819533$ $7.701729881$ 2.334447830 \( \frac{1295029}{2187} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( -2461929 a + 20655252\) , \( -8180265489 a + 68631338793\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-2461929a+20655252\right){x}-8180265489a+68631338793$
3.1-b1 3.1-b \(\Q(\sqrt{249}) \) \( 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.170819533$ $7.701729881$ 2.334447830 \( \frac{1295029}{2187} \) \( \bigl[1\) , \( 0\) , \( a\) , \( 2461928 a + 18193324\) , \( 8180265488 a + 60451073305\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(2461928a+18193324\right){x}+8180265488a+60451073305$
4.1-a1 4.1-a \(\Q(\sqrt{249}) \) \( 2^{2} \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.543135817$ $13.68783852$ 3.769065024 \( -\frac{34191163052375}{262144} a - \frac{126334003752875}{131072} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( -6743608 a + 56577969\) , \( -40609623585 a + 340709337488\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-6743608a+56577969\right){x}-40609623585a+340709337488$
4.1-a2 4.1-a \(\Q(\sqrt{249}) \) \( 2^{2} \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $1.629407451$ $13.68783852$ 3.769065024 \( -\frac{42875}{64} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( 790527 a - 6632421\) , \( 2033260062 a - 17058781354\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(790527a-6632421\right){x}+2033260062a-17058781354$
4.1-a3 4.1-a \(\Q(\sqrt{249}) \) \( 2^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $4.888222354$ $1.520870947$ 3.769065024 \( \frac{34191163052375}{262144} a - \frac{286859170558125}{262144} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( 78794542 a - 661075726\) , \( 1069411885670 a - 8972223402422\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(78794542a-661075726\right){x}+1069411885670a-8972223402422$
4.1-b1 4.1-b \(\Q(\sqrt{249}) \) \( 2^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $4.888222354$ $1.520870947$ 3.769065024 \( -\frac{34191163052375}{262144} a - \frac{126334003752875}{131072} \) \( \bigl[1\) , \( 0\) , \( a\) , \( -78794543 a - 582281183\) , \( -1069411885671 a - 7902811516751\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(-78794543a-582281183\right){x}-1069411885671a-7902811516751$
4.1-b2 4.1-b \(\Q(\sqrt{249}) \) \( 2^{2} \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $1.629407451$ $13.68783852$ 3.769065024 \( -\frac{42875}{64} \) \( \bigl[1\) , \( 0\) , \( a\) , \( -790528 a - 5841893\) , \( -2033260063 a - 15025521291\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(-790528a-5841893\right){x}-2033260063a-15025521291$
4.1-b3 4.1-b \(\Q(\sqrt{249}) \) \( 2^{2} \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.543135817$ $13.68783852$ 3.769065024 \( \frac{34191163052375}{262144} a - \frac{286859170558125}{262144} \) \( \bigl[1\) , \( 0\) , \( a\) , \( 6743607 a + 49834362\) , \( 40609623584 a + 300099713904\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(6743607a+49834362\right){x}+40609623584a+300099713904$
6.1-a1 6.1-a \(\Q(\sqrt{249}) \) \( 2 \cdot 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.582609582$ $5.028263423$ 5.940813929 \( -\frac{2402023}{768} a - \frac{2967337}{128} \) \( \bigl[1\) , \( a - 1\) , \( 0\) , \( -404883088 a - 2992032116\) , \( -12673316733993 a - 93654124086941\bigr] \) ${y}^2+{x}{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-404883088a-2992032116\right){x}-12673316733993a-93654124086941$
6.1-b1 6.1-b \(\Q(\sqrt{249}) \) \( 2 \cdot 3 \) $2$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.041973565$ $34.24868686$ 1.457605814 \( -\frac{2402023}{768} a - \frac{2967337}{128} \) \( \bigl[1\) , \( a - 1\) , \( 1\) , \( 2511 a - 21048\) , \( -985156 a + 8265344\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(2511a-21048\right){x}-985156a+8265344$
6.2-a1 6.2-a \(\Q(\sqrt{249}) \) \( 2 \cdot 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.582609582$ $5.028263423$ 5.940813929 \( \frac{2402023}{768} a - \frac{20206045}{768} \) \( \bigl[1\) , \( -a\) , \( 0\) , \( 404883088 a - 3396915204\) , \( 12673316733993 a - 106327440820934\bigr] \) ${y}^2+{x}{y}={x}^{3}-a{x}^{2}+\left(404883088a-3396915204\right){x}+12673316733993a-106327440820934$
6.2-b1 6.2-b \(\Q(\sqrt{249}) \) \( 2 \cdot 3 \) $2$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.041973565$ $34.24868686$ 1.457605814 \( \frac{2402023}{768} a - \frac{20206045}{768} \) \( \bigl[1\) , \( -a\) , \( 1\) , \( -2511 a - 18537\) , \( 985156 a + 7280188\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-a{x}^{2}+\left(-2511a-18537\right){x}+985156a+7280188$
8.1-a1 8.1-a \(\Q(\sqrt{249}) \) \( 2^{3} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $32.67282208$ 4.141111937 \( \frac{2185}{4} a - \frac{5963}{2} \) \( \bigl[a\) , \( a - 1\) , \( 0\) , \( 615 a + 4554\) , \( 11408 a + 84309\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(615a+4554\right){x}+11408a+84309$
8.1-b1 8.1-b \(\Q(\sqrt{249}) \) \( 2^{3} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.396274103$ $13.75407087$ 4.144847179 \( -\frac{61511525}{65536} a - \frac{222233313}{32768} \) \( \bigl[a\) , \( -a\) , \( 0\) , \( -306291799791 a - 2263455638698\) , \( 274031630762693489 a + 2025057282941004146\bigr] \) ${y}^2+a{x}{y}={x}^{3}-a{x}^{2}+\left(-306291799791a-2263455638698\right){x}+274031630762693489a+2025057282941004146$
8.1-c1 8.1-c \(\Q(\sqrt{249}) \) \( 2^{3} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $3.083744743$ 3.126790121 \( -\frac{61511525}{65536} a - \frac{222233313}{32768} \) \( \bigl[a\) , \( -a\) , \( a\) , \( -64 a + 530\) , \( 1632 a - 13681\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}-a{x}^{2}+\left(-64a+530\right){x}+1632a-13681$
8.1-d1 8.1-d \(\Q(\sqrt{249}) \) \( 2^{3} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.222936144$ $10.66129029$ 1.807473038 \( \frac{2185}{4} a - \frac{5963}{2} \) \( \bigl[a\) , \( a - 1\) , \( a\) , \( 758794082 a - 6366181194\) , \( 35677694904796 a - 299331112228424\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(758794082a-6366181194\right){x}+35677694904796a-299331112228424$
8.2-a1 8.2-a \(\Q(\sqrt{249}) \) \( 2^{3} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $32.67282208$ 4.141111937 \( -\frac{2185}{4} a - \frac{9741}{4} \) \( \bigl[a + 1\) , \( a\) , \( 0\) , \( -583 a + 5200\) , \( -6854 a + 58548\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+a{x}^{2}+\left(-583a+5200\right){x}-6854a+58548$
8.2-b1 8.2-b \(\Q(\sqrt{249}) \) \( 2^{3} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.396274103$ $13.75407087$ 4.144847179 \( \frac{61511525}{65536} a - \frac{505978151}{65536} \) \( \bigl[a + 1\) , \( -1\) , \( 0\) , \( 306291799791 a - 2569747438489\) , \( -274031630762693489 a + 2299088913703697635\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}-{x}^{2}+\left(306291799791a-2569747438489\right){x}-274031630762693489a+2299088913703697635$
8.2-c1 8.2-c \(\Q(\sqrt{249}) \) \( 2^{3} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $3.083744743$ 3.126790121 \( \frac{61511525}{65536} a - \frac{505978151}{65536} \) \( \bigl[a + 1\) , \( -1\) , \( a + 1\) , \( 62 a + 466\) , \( -1633 a - 12049\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}-{x}^{2}+\left(62a+466\right){x}-1633a-12049$
8.2-d1 8.2-d \(\Q(\sqrt{249}) \) \( 2^{3} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.222936144$ $10.66129029$ 1.807473038 \( -\frac{2185}{4} a - \frac{9741}{4} \) \( \bigl[a + 1\) , \( a\) , \( a + 1\) , \( -758794052 a - 5607387081\) , \( -35684061085960 a - 263700462555782\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+a{x}^{2}+\left(-758794052a-5607387081\right){x}-35684061085960a-263700462555782$
10.2-a1 10.2-a \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $1.936872239$ $21.59673281$ 3.534500871 \( \frac{743967}{8000} a + \frac{3854291}{4000} \) \( \bigl[a\) , \( 0\) , \( a + 1\) , \( -2117010 a + 17761496\) , \( -10803776493 a + 90642247179\bigr] \) ${y}^2+a{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-2117010a+17761496\right){x}-10803776493a+90642247179$
10.2-a2 10.2-a \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.645624079$ $21.59673281$ 3.534500871 \( \frac{8025743347527}{1310720} a + \frac{29314806044891}{655360} \) \( \bigl[a\) , \( 0\) , \( a + 1\) , \( 102990805 a - 864079084\) , \( -1600261541361 a + 13425981367840\bigr] \) ${y}^2+a{x}{y}+\left(a+1\right){y}={x}^{3}+\left(102990805a-864079084\right){x}-1600261541361a+13425981367840$
10.2-a3 10.2-a \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $5.810616717$ $2.399636979$ 3.534500871 \( \frac{122931271240967}{7812500} a + \frac{454221647547291}{3906250} \) \( \bigl[a\) , \( 0\) , \( a + 1\) , \( 19566030 a - 164156324\) , \( 338336181254 a - 2838595534434\bigr] \) ${y}^2+a{x}{y}+\left(a+1\right){y}={x}^{3}+\left(19566030a-164156324\right){x}+338336181254a-2838595534434$
10.2-b1 10.2-b \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.705946639$ $15.86116074$ 0.946119306 \( \frac{743967}{8000} a + \frac{3854291}{4000} \) \( \bigl[a\) , \( 0\) , \( 1\) , \( -377849 a - 2792188\) , \( 31582418 a + 233389960\bigr] \) ${y}^2+a{x}{y}+{y}={x}^{3}+\left(-377849a-2792188\right){x}+31582418a+233389960$
10.2-b2 10.2-b \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $2.117839919$ $1.762351193$ 0.946119306 \( \frac{8025743347527}{1310720} a + \frac{29314806044891}{655360} \) \( \bigl[a\) , \( 0\) , \( 1\) , \( -19947514 a - 147409408\) , \( -136332744923 a - 1007480841593\bigr] \) ${y}^2+a{x}{y}+{y}={x}^{3}+\left(-19947514a-147409408\right){x}-136332744923a-1007480841593$
10.2-b3 10.2-b \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.235315546$ $15.86116074$ 0.946119306 \( \frac{122931271240967}{7812500} a + \frac{454221647547291}{3906250} \) \( \bigl[a\) , \( 0\) , \( 1\) , \( -22060889 a - 163026968\) , \( 158298257589 a + 1169803057191\bigr] \) ${y}^2+a{x}{y}+{y}={x}^{3}+\left(-22060889a-163026968\right){x}+158298257589a+1169803057191$
10.3-a1 10.3-a \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.645624079$ $21.59673281$ 3.534500871 \( -\frac{8025743347527}{1310720} a + \frac{66655355437309}{1310720} \) \( \bigl[a + 1\) , \( -a\) , \( a\) , \( -102990807 a - 761088278\) , \( 1600261541360 a + 11825719826480\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}-a{x}^{2}+\left(-102990807a-761088278\right){x}+1600261541360a+11825719826480$
10.3-a2 10.3-a \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $5.810616717$ $2.399636979$ 3.534500871 \( -\frac{122931271240967}{7812500} a + \frac{1031374566335549}{7812500} \) \( \bigl[a + 1\) , \( -a\) , \( a\) , \( -19566032 a - 144590293\) , \( -338336181255 a - 2500259353179\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}-a{x}^{2}+\left(-19566032a-144590293\right){x}-338336181255a-2500259353179$
10.3-a3 10.3-a \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $1.936872239$ $21.59673281$ 3.534500871 \( -\frac{743967}{8000} a + \frac{8452549}{8000} \) \( \bigl[a + 1\) , \( -a\) , \( a\) , \( 2117008 a + 15644487\) , \( 10803776492 a + 79838470687\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}-a{x}^{2}+\left(2117008a+15644487\right){x}+10803776492a+79838470687$
10.3-b1 10.3-b \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $2.117839919$ $1.762351193$ 0.946119306 \( -\frac{8025743347527}{1310720} a + \frac{66655355437309}{1310720} \) \( \bigl[a + 1\) , \( -a\) , \( 1\) , \( 19947513 a - 167356922\) , \( 136332744923 a - 1143813586516\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}-a{x}^{2}+\left(19947513a-167356922\right){x}+136332744923a-1143813586516$
10.3-b2 10.3-b \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.235315546$ $15.86116074$ 0.946119306 \( -\frac{122931271240967}{7812500} a + \frac{1031374566335549}{7812500} \) \( \bigl[a + 1\) , \( -a\) , \( 1\) , \( 22060888 a - 185087857\) , \( -158298257589 a + 1328101314780\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}-a{x}^{2}+\left(22060888a-185087857\right){x}-158298257589a+1328101314780$
10.3-b3 10.3-b \(\Q(\sqrt{249}) \) \( 2 \cdot 5 \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.705946639$ $15.86116074$ 0.946119306 \( -\frac{743967}{8000} a + \frac{8452549}{8000} \) \( \bigl[a + 1\) , \( -a\) , \( 1\) , \( 377848 a - 3170037\) , \( -31582418 a + 264972378\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}-a{x}^{2}+\left(377848a-3170037\right){x}-31582418a+264972378$
12.1-a1 12.1-a \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $3.693492967$ 5.383508944 \( -\frac{162079163}{25165824} a + \frac{64054337}{12582912} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( -273712644 a - 2022700010\) , \( -41718432950544 a - 308293667574996\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-273712644a-2022700010\right){x}-41718432950544a-308293667574996$
12.1-b1 12.1-b \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $3.693492967$ 5.383508944 \( \frac{162079163}{25165824} a - \frac{33970489}{25165824} \) \( \bigl[1\) , \( 0\) , \( a\) , \( 273712643 a - 2296412653\) , \( 41718432950543 a - 350012100525539\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(273712643a-2296412653\right){x}+41718432950543a-350012100525539$
12.1-c1 12.1-c \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.708715726$ 4.476041016 \( -\frac{6735610805}{9437184} a + \frac{60348342679}{9437184} \) \( \bigl[1\) , \( a + 1\) , \( 1\) , \( 9095547498 a + 67214885578\) , \( -2390819420870331 a - 17667837347663533\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(a+1\right){x}^{2}+\left(9095547498a+67214885578\right){x}-2390819420870331a-17667837347663533$
12.1-c2 12.1-c \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $9.417431452$ 4.476041016 \( \frac{156590819}{27648} \) \( \bigl[1\) , \( 0\) , \( a\) , \( 12174123 a - 102139276\) , \( -54138691126 a + 454216413700\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(12174123a-102139276\right){x}-54138691126a+454216413700$
12.1-c3 12.1-c \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $9.417431452$ 4.476041016 \( \frac{6735610805}{9437184} a + \frac{26806365937}{4718592} \) \( \bigl[1\) , \( -a - 1\) , \( 1\) , \( -9119 a - 67374\) , \( 1256853 a + 9287987\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-9119a-67374\right){x}+1256853a+9287987$
12.1-c4 12.1-c \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.708715726$ 4.476041016 \( \frac{555209567459}{23328} \) \( \bigl[1\) , \( 0\) , \( a\) , \( 185638443 a - 1557481836\) , \( -3867072587286 a + 32444224373540\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(185638443a-1557481836\right){x}-3867072587286a+32444224373540$
12.1-d1 12.1-d \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $9.417431452$ 4.476041016 \( -\frac{6735610805}{9437184} a + \frac{60348342679}{9437184} \) \( \bigl[1\) , \( a + 1\) , \( 0\) , \( 9121 a - 76493\) , \( -1247733 a + 10468347\bigr] \) ${y}^2+{x}{y}={x}^{3}+\left(a+1\right){x}^{2}+\left(9121a-76493\right){x}-1247733a+10468347$
12.1-d2 12.1-d \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $9.417431452$ 4.476041016 \( \frac{156590819}{27648} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( -12174124 a - 89965153\) , \( 54138691125 a + 400077722574\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-12174124a-89965153\right){x}+54138691125a+400077722574$
12.1-d3 12.1-d \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.708715726$ 4.476041016 \( \frac{6735610805}{9437184} a + \frac{26806365937}{4718592} \) \( \bigl[1\) , \( -a - 1\) , \( 0\) , \( -9095547496 a + 76310433075\) , \( 2390828516417828 a - 20058733078966939\bigr] \) ${y}^2+{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-9095547496a+76310433075\right){x}+2390828516417828a-20058733078966939$
12.1-d4 12.1-d \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.708715726$ 4.476041016 \( \frac{555209567459}{23328} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( -185638444 a - 1371843393\) , \( 3867072587285 a + 28577151786254\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-185638444a-1371843393\right){x}+3867072587285a+28577151786254$
12.1-e1 12.1-e \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $11.03853418$ 0.699538680 \( \frac{162079163}{25165824} a - \frac{33970489}{25165824} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( 9436 a + 69734\) , \( 7904308 a + 58411774\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(9436a+69734\right){x}+7904308a+58411774$
12.1-f1 12.1-f \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $11.03853418$ 0.699538680 \( -\frac{162079163}{25165824} a + \frac{64054337}{12582912} \) \( \bigl[1\) , \( 0\) , \( a\) , \( -9437 a + 79171\) , \( -7904309 a + 66316083\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(-9437a+79171\right){x}-7904309a+66316083$
12.2-a1 12.2-a \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1.613439338$ $25.25023603$ 5.163550229 \( -\frac{1381}{3} a - \frac{10201}{3} \) \( \bigl[a + 1\) , \( -a + 1\) , \( 0\) , \( -2340 a - 17177\) , \( 180797 a + 1336304\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-2340a-17177\right){x}+180797a+1336304$
12.2-b1 12.2-b \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.422777721$ $14.74068177$ 2.369633830 \( -\frac{1381}{3} a - \frac{10201}{3} \) \( \bigl[a + 1\) , \( -a + 1\) , \( a + 1\) , \( -17461706 a + 146501417\) , \( -3825208288641 a + 32092988479362\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-17461706a+146501417\right){x}-3825208288641a+32092988479362$
12.3-a1 12.3-a \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1.613439338$ $25.25023603$ 5.163550229 \( \frac{1381}{3} a - \frac{11582}{3} \) \( \bigl[a\) , \( 1\) , \( 0\) , \( 2340 a - 19517\) , \( -180797 a + 1517101\bigr] \) ${y}^2+a{x}{y}={x}^{3}+{x}^{2}+\left(2340a-19517\right){x}-180797a+1517101$
12.3-b1 12.3-b \(\Q(\sqrt{249}) \) \( 2^{2} \cdot 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.422777721$ $14.74068177$ 2.369633830 \( \frac{1381}{3} a - \frac{11582}{3} \) \( \bigl[a\) , \( 1\) , \( a\) , \( 17461704 a + 129039713\) , \( 3825208288640 a + 28267780190722\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+{x}^{2}+\left(17461704a+129039713\right){x}+3825208288640a+28267780190722$
15.1-a1 15.1-a \(\Q(\sqrt{249}) \) \( 3 \cdot 5 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $20.44760815$ 3.887443546 \( \frac{16980143}{375} a + \frac{125469254}{375} \) \( \bigl[a\) , \( 0\) , \( 1\) , \( 6225468 a - 52230749\) , \( 178041834494 a - 1493747297223\bigr] \) ${y}^2+a{x}{y}+{y}={x}^{3}+\left(6225468a-52230749\right){x}+178041834494a-1493747297223$
15.1-b1 15.1-b \(\Q(\sqrt{249}) \) \( 3 \cdot 5 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $30.72106798$ 3.893737156 \( -\frac{21007}{5} a + \frac{456767}{15} \) \( \bigl[a + 1\) , \( -a\) , \( 1\) , \( 22208198654 a - 186323831161\) , \( 4988735946424272 a - 41854830684679477\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}-a{x}^{2}+\left(22208198654a-186323831161\right){x}+4988735946424272a-41854830684679477$
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  *The rank, regulator and analytic order of Ш are not known for all curves in the database; curves for which these are unknown will not appear in searches specifying one of these quantities.