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Label Class Conductor Rank* Torsion $\textrm{End}^0(J_{\overline\Q})$ Igusa-Clebsch invariants Igusa invariants G2-invariants Equation
249.a.249.1 249.a \( 3 \cdot 83 \) $0$ $\Z/14\Z$ \(\Q\) $[108,57,2259,-31872]$ $[27,28,32,20,-249]$ $[-4782969/83,-183708/83,-7776/83]$ $y^2 + (x^3 + 1)y = x^2 + x$
249.a.6723.1 249.a \( 3 \cdot 83 \) $0$ $\Z/28\Z$ \(\Q\) $[1932,87897,65765571,860544]$ $[483,6058,-161212,-28641190,6723]$ $[324526850403/83,25281736298/249,-4178776252/747]$ $y^2 + (x^3 + 1)y = -x^5 + x^3 + x^2 + 3x + 2$
294.a.294.1 294.a \( 2 \cdot 3 \cdot 7^{2} \) $0$ $\Z/12\Z$ \(\Q \times \Q\) $[236,505,18451,37632]$ $[59,124,564,4475,294]$ $[714924299/294,12733498/147,327214/49]$ $y^2 + (x^3 + 1)y = x^4 + x^2$
294.a.8232.1 294.a \( 2 \cdot 3 \cdot 7^{2} \) $0$ $\Z/12\Z$ \(\Q \times \Q\) $[7636,11785,29745701,1053696]$ $[1909,151354,15951264,1885732415,8232]$ $[25353016669288549/8232,75211396489919/588,49431027484/7]$ $y^2 + (x^3 + 1)y = -2x^4 + 4x^2 - 9x - 14$
295.a.295.1 295.a \( 5 \cdot 59 \) $0$ $\Z/14\Z$ \(\Q\) $[108,-39,20835,37760]$ $[27,32,-256,-1984,295]$ $[14348907/295,629856/295,-186624/295]$ $y^2 + (x^3 + 1)y = -x^2$
295.a.295.2 295.a \( 5 \cdot 59 \) $0$ $\Z/2\Z$ \(\Q\) $[198804,305807001,18482629056189,-37760]$ $[49701,90182600,203402032096,494095763610824,-295]$ $[-303267334973269931148501/295,-2214359494206283568520/59,-502441543825401014496/295]$ $y^2 + (x^2 + x + 1)y = x^5 - 40x^3 + 22x^2 + 389x - 608$
363.a.43923.1 363.a \( 3 \cdot 11^{2} \) $0$ $\Z/10\Z$ \(\Q \times \Q\) $[11096,25612,88274095,-175692]$ $[5548,1278244,392069161,135322995423,-43923]$ $[-5256325630316243968/43923,-1804005053317888/363,-99735603013264/363]$ $y^2 + x^2y = 11x^5 - 13x^4 - 7x^3 + 10x^2 + x - 2$
389.a.389.1 389.a \( 389 \) $0$ $\Z/10\Z$ \(\Q\) $[2440,51100,45041351,1556]$ $[1220,53500,2084961,-79649395,389]$ $[2702708163200000/389,97147868000000/389,3103255952400/389]$ $y^2 + (x^3 + x)y = x^5 - 2x^4 - 8x^3 + 16x + 7$
389.a.389.2 389.a \( 389 \) $0$ $\Z/10\Z$ \(\Q\) $[16,100,1775,1556]$ $[8,-14,-159,-367,389]$ $[32768/389,-7168/389,-10176/389]$ $y^2 + (x + 1)y = x^5 + 2x^4 + 2x^3 + x^2$
394.a.394.1 394.a \( 2 \cdot 197 \) $0$ $\Z/10\Z$ \(\Q\) $[11032,106300,393913607,1576]$ $[5516,1250044,371875905,122164372511,394]$ $[12960598758485504,532478222573696,28717744887720]$ $y^2 + (x^3 + x)y = 2x^5 + x^4 - 12x^3 + 17x - 9$
394.a.3152.1 394.a \( 2 \cdot 197 \) $0$ $\Z/20\Z$ \(\Q\) $[80,-20,649,-12608]$ $[40,70,39,-835,-3152]$ $[-6400000/197,-280000/197,-3900/197]$ $y^2 + (x + 1)y = -x^5$
400.a.409600.1 400.a \( 2^{4} \cdot 5^{2} \) $0$ $\Z/3\Z\oplus\Z/6\Z$ \(\mathrm{M}_2(\Q)\) $[248,181,14873,50]$ $[992,39072,1945600,100853504,409600]$ $[58632501248/25,2327987904/25,4674304]$ $y^2 = x^6 + 4x^4 + 4x^2 + 1$
427.a.2989.1 427.a \( 7 \cdot 61 \) $0$ $\Z/14\Z$ \(\Q\) $[4564,-22439,-35962915,-382592]$ $[1141,55180,3641688,277583402,-2989]$ $[-39466820645749/61,-1672794336220/61,-96756008472/61]$ $y^2 + (x^3 + 1)y = x^5 - x^4 - 5x^3 + 4x^2 + 4x - 4$
448.a.448.2 448.a \( 2^{6} \cdot 7 \) $0$ $\Z/12\Z$ \(\mathsf{CM} \times \Q\) $[828,16635,5308452,56]$ $[828,17476,-853888,-253107460,448]$ $[6080953884912/7,155007628668/7,-1306723104]$ $y^2 + (x^3 + x)y = -2x^4 + 7$
448.a.448.1 448.a \( 2^{6} \cdot 7 \) $0$ $\Z/6\Z$ \(\mathsf{CM} \times \Q\) $[828,16635,5308452,56]$ $[828,17476,-853888,-253107460,448]$ $[6080953884912/7,155007628668/7,-1306723104]$ $y^2 + (x^3 + x)y = x^4 - 7$
450.a.2700.1 450.a \( 2 \cdot 3^{2} \cdot 5^{2} \) $0$ $\Z/24\Z$ \(\Q \times \Q\) $[364,3529,393211,345600]$ $[91,198,0,-9801,2700]$ $[6240321451/2700,8289281/150,0]$ $y^2 + (x^3 + 1)y = x^5 + 3x^4 + 3x^3 + 3x^2 + x$
464.a.464.1 464.a \( 2^{4} \cdot 29 \) $0$ $\Z/8\Z$ \(\Q\) $[136,280,15060,1856]$ $[68,146,-64,-6417,464]$ $[90870848/29,2869192/29,-18496/29]$ $y^2 + (x + 1)y = -x^6 - 2x^5 - 2x^4 - x^3$
472.a.60416.1 472.a \( 2^{3} \cdot 59 \) $0$ $\Z/8\Z$ \(\Q\) $[152,17065,1592025,7552]$ $[152,-10414,-926656,-62325777,60416]$ $[79235168/59,-35714813/59,-20907676/59]$ $y^2 + (x + 1)y = 8x^5 + 5x^4 + 4x^3 + 2x^2$
476.a.952.1 476.a \( 2^{2} \cdot 7 \cdot 17 \) $0$ $\Z/3\Z\oplus\Z/6\Z$ \(\Q \times \Q\) $[7340,1042345,2905273355,121856]$ $[1835,96870,-3910340,-4139817700,952]$ $[20805604708146875/952,299272981175625/476,-27661753375/2]$ $y^2 + (x^3 + 1)y = -5x^4 + 7x^3 + 25x^2 - 75x + 54$
523.a.523.1 523.a \( 523 \) $0$ $\Z/10\Z$ \(\Q\) $[120,-540,-29169,-2092]$ $[60,240,2241,19215,-523]$ $[-777600000/523,-51840000/523,-8067600/523]$ $y^2 + (x + 1)y = x^5 - x^4 - x^3$
523.a.523.2 523.a \( 523 \) $0$ $\Z/2\Z$ \(\Q\) $[332400,10084860,1107044456391,-2092]$ $[166200,1149254190,10581558955401,109467476288772525,-523]$ $[-126810465636208320000000000/523,-5276053055713522320000000/523,-292288477352026798440000/523]$ $y^2 + xy = x^5 - 31x^4 - 110x^3 + 21x^2 - x$
576.a.576.1 576.a \( 2^{6} \cdot 3^{2} \) $0$ $\Z/10\Z$ \(\mathrm{M}_2(\Q)\) $[68,124,2616,72]$ $[68,110,-36,-3637,576]$ $[22717712/9,540430/9,-289]$ $y^2 + (x^3 + x^2 + x + 1)y = -x^3 - x$
578.a.2312.1 578.a \( 2 \cdot 17^{2} \) $0$ $\Z/12\Z$ \(\Q \times \Q\) $[228,705,135777,295936]$ $[57,106,-992,-16945,2312]$ $[601692057/2312,9815229/1156,-402876/289]$ $y^2 + (x^2 + x)y = x^5 - 2x^4 + 2x^3 - 2x^2 + x$
587.a.587.1 587.a \( 587 \) $1$ $\mathsf{trivial}$ \(\Q\) $[60,1401,54147,-75136]$ $[15,-49,-501,-2479,-587]$ $[-759375/587,165375/587,112725/587]$ $y^2 + (x^3 + x + 1)y = -x^2 - x$
588.a.18816.1 588.a \( 2^{2} \cdot 3 \cdot 7^{2} \) $0$ $\Z/24\Z$ \(\Q \times \Q\) $[748,11545,2902787,2408448]$ $[187,976,-192,-247120,18816]$ $[228669389707/18816,398891383/1176,-34969/98]$ $y^2 + (x^3 + 1)y = x^5 + x^4 + 5x^2 + 12x + 8$
603.a.603.1 603.a \( 3^{2} \cdot 67 \) $0$ $\Z/10\Z$ \(\Q\) $[1672,75628,49887881,2412]$ $[836,16516,-1263521,-332270453,603]$ $[408348897330176/603,9649919856896/603,-883069772816/603]$ $y^2 + (x^2 + 1)y = x^5 + 8x^4 + 4x^3 + 4x^2 + 2x$
603.a.603.2 603.a \( 3^{2} \cdot 67 \) $0$ $\Z/10\Z$ \(\Q\) $[176,148,7375,-2412]$ $[88,298,1361,7741,-603]$ $[-5277319168/603,-203078656/603,-10539584/603]$ $y^2 + (x^2 + 1)y = x^5 - x^3 + x$
640.a.81920.1 640.a \( 2^{7} \cdot 5 \) $0$ $\Z/12\Z$ \(\mathsf{CM} \times \Q\) $[912,147,44562,10]$ $[3648,552928,111431680,25193348864,81920]$ $[39432490647552/5,1638374321664/5,18102076416]$ $y^2 + x^3y = 3x^4 + 13x^2 + 20$
640.a.81920.2 640.a \( 2^{7} \cdot 5 \) $0$ $\Z/12\Z$ \(\mathsf{CM} \times \Q\) $[912,147,44562,10]$ $[3648,552928,111431680,25193348864,81920]$ $[39432490647552/5,1638374321664/5,18102076416]$ $y^2 + x^3y = -3x^4 + 13x^2 - 20$
644.a.659456.1 644.a \( 2^{2} \cdot 7 \cdot 23 \) $0$ $\Z/2\Z$ \(\Q \times \Q\) $[161796,1070662305,46065265919409,84410368]$ $[40449,23560804,14638854160,9253881697856,659456]$ $[108277681088425330677249/659456,389810454818831018649/164864,9297727292338785/256]$ $y^2 + (x^2 + x)y = -3x^6 - 13x^5 + 4x^4 + 51x^3 + 4x^2 - 13x - 3$
644.b.14812.1 644.b \( 2^{2} \cdot 7 \cdot 23 \) $0$ $\Z/10\Z$ \(\Q\) $[1268,-40511,-17688719,-1895936]$ $[317,5875,170781,4905488,-14812]$ $[-3201078401357/14812,-187148201375/14812,-17161611909/14812]$ $y^2 + (x^3 + 1)y = x^5 - x^4 - 4x^3 + 5x^2 - x - 1$
686.a.686.1 686.a \( 2 \cdot 7^{3} \) $0$ $\Z/6\Z$ \(\mathsf{CM} \times \Q\) $[420,4305,640185,87808]$ $[105,280,-980,-45325,686]$ $[37209375/2,472500,-15750]$ $y^2 + (x^2 + x)y = x^5 + x^4 + 2x^3 + x^2 + x$
688.a.2752.1 688.a \( 2^{4} \cdot 43 \) $0$ $\Z/20\Z$ \(\Q\) $[32,112,-680,-344]$ $[32,-32,1344,10496,-2752]$ $[-524288/43,16384/43,-21504/43]$ $y^2 + y = 2x^5 - 5x^4 + 4x^3 - x$
688.a.704512.2 688.a \( 2^{4} \cdot 43 \) $0$ $\Z/10\Z$ \(\Q\) $[464,-248,-39602,-86]$ $[1856,146176,15688704,1937702912,-704512]$ $[-1344218660864/43,-57041383424/43,-3298550016/43]$ $y^2 = 2x^5 - 7x^4 - 8x^3 + 2x^2 + 4x + 1$
688.a.704512.1 688.a \( 2^{4} \cdot 43 \) $0$ $\Z/10\Z$ \(\Q\) $[128,532,26830,86]$ $[512,5248,-408576,-59183104,704512]$ $[2147483648/43,42991616/43,-6537216/43]$ $y^2 = 2x^5 + 4x^3 + x^2 + 2x + 1$
691.a.691.1 691.a \( 691 \) $0$ $\Z/8\Z$ \(\Q\) $[104,-824,-20333,-2764]$ $[52,250,601,-7812,-691]$ $[-380204032/691,-35152000/691,-1625104/691]$ $y^2 + (x + 1)y = x^5 - x^3 - x^2$
708.a.2832.1 708.a \( 2^{2} \cdot 3 \cdot 59 \) $0$ $\Z/10\Z$ \(\Q\) $[148,2065,76361,362496]$ $[37,-29,-59,-756,2832]$ $[69343957/2832,-1468937/2832,-1369/48]$ $y^2 + (x^2 + x + 1)y = x^5$
708.a.19116.1 708.a \( 2^{2} \cdot 3 \cdot 59 \) $0$ $\Z/10\Z$ \(\Q\) $[908,-132815,8426215,2446848]$ $[227,7681,-438901,-39657072,19116]$ $[602738989907/19116,89845294523/19116,-383324231/324]$ $y^2 + (x^3 + 1)y = -x^5 + 4x^2 + 4x - 1$
709.a.709.1 709.a \( 709 \) $0$ $\Z/8\Z$ \(\Q\) $[160,-1280,-42089,2836]$ $[80,480,1121,-35180,709]$ $[3276800000/709,245760000/709,7174400/709]$ $y^2 + xy = x^5 - 2x^2 + x$
713.a.713.1 713.a \( 23 \cdot 31 \) $1$ $\mathsf{trivial}$ \(\Q\) $[36,1305,-2547,91264]$ $[9,-51,173,-261,713]$ $[59049/713,-37179/713,14013/713]$ $y^2 + (x^3 + x + 1)y = -x^5 - x$
726.a.1452.1 726.a \( 2 \cdot 3 \cdot 11^{2} \) $0$ $\Z/10\Z$ \(\Q \times \Q\) $[760,-69236,-16142609,-5808]$ $[380,17556,702601,-10306189,-1452]$ $[-1980879200000/363,-7297976000/11,-25363896100/363]$ $y^2 + (x^2 + 1)y = 2x^5 + 2x^4 + 6x^3 - 2x^2 - x$
731.a.12427.1 731.a \( 17 \cdot 43 \) $0$ $\Z/10\Z$ \(\Q\) $[480,-21564,-3373785,-49708]$ $[240,5994,167265,1053891,-12427]$ $[-796262400000/12427,-82861056000/12427,-9634464000/12427]$ $y^2 + (x^3 + x^2)y = x^5 + 2x^4 - x - 3$
743.a.743.1 743.a \( 743 \) $1$ $\mathsf{trivial}$ \(\Q\) $[28,1945,15219,95104]$ $[7,-79,-53,-1653,743]$ $[16807/743,-27097/743,-2597/743]$ $y^2 + (x^3 + x + 1)y = -x^4 + x^2$
762.a.3048.1 762.a \( 2 \cdot 3 \cdot 127 \) $0$ $\Z/12\Z$ \(\Q\) $[428,3169,355487,390144]$ $[107,345,1823,19009,3048]$ $[14025517307/3048,140879945/1016,20871527/3048]$ $y^2 + (x^3 + x^2 + x)y = x^2 + x + 1$
763.a.763.1 763.a \( 7 \cdot 109 \) $0$ $\Z/10\Z$ \(\Q\) $[216,1116,75735,-3052]$ $[108,300,81,-20313,-763]$ $[-14693280768/763,-377913600/763,-944784/763]$ $y^2 + (x^3 + x)y = -2x^4 + 2x^2 - x$
784.a.1568.1 784.a \( 2^{4} \cdot 7^{2} \) $0$ $\Z/12\Z$ \(\Q \times \Q\) $[792,120,15228,6272]$ $[396,6514,144256,3673295,1568]$ $[304316815968/49,12641055372/49,14427072]$ $y^2 + (x^3 + x)y = -2x^4 + 3x^2 - 2$
784.a.43904.1 784.a \( 2^{4} \cdot 7^{2} \) $0$ $\Z/12\Z$ \(\Q \times \Q\) $[21288,3000,20891172,175616]$ $[10644,4720114,2790613504,1855953490895,43904]$ $[1067368445729034408/343,6352710665144931/49,50408453477952/7]$ $y^2 + (x^3 + x)y = 4x^4 + 27x^2 + 56$
784.b.76832.1 784.b \( 2^{4} \cdot 7^{2} \) $0$ $\Z/6\Z$ \(\Q \times \Q\) $[1520,132280,50979316,307328]$ $[760,2020,6076,134340,76832]$ $[7923516800000/2401,27710360000/2401,2238200/49]$ $y^2 + (x + 1)y = -x^6 + 4x^5 - 4x^4 - 2x^3 + 10x - 9$
800.a.1600.1 800.a \( 2^{5} \cdot 5^{2} \) $0$ $\Z/12\Z$ \(\Q \times \Q\) $[0,84,936,200]$ $[0,-56,832,-784,-1600]$ $[0,-134456/625,728/25]$ $y^2 + (x^3 + x^2 + x + 1)y = -x^4 - x^2$
800.a.8000.1 800.a \( 2^{5} \cdot 5^{2} \) $0$ $\Z/4\Z$ \(\Q \times \Q\) $[192,11604,322392,-1000]$ $[192,-6200,142400,-2774800,-8000]$ $[-4076863488/125,27426816/5,-3280896/5]$ $y^2 + (x^3 + x^2 + x + 1)y = -x^6 + 2x^4 + 4x^3 + 2x^2 - 1$
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