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Label Class Conductor Discriminant Rank* Torsion $\textrm{End}^0(J_{\overline\Q})$ Igusa-Clebsch invariants Igusa invariants G2-invariants Equation
169.a.169.1 169.a \( 13^{2} \) \( - 13^{2} \) $0$ $\Z/19\Z$ \(\mathrm{M}_2(\Q)\) $[4,793,3757,-21632]$ $[1,-33,-43,-283,-169]$ $[-\frac{1}{169},\frac{33}{169},\frac{43}{169}]$ $y^2 + (x^3 + x + 1)y = x^5 + x^4$
249.a.249.1 249.a \( 3 \cdot 83 \) \( 3 \cdot 83 \) $0$ $\Z/14\Z$ \(\Q\) $[108,57,2259,-31872]$ $[27,28,32,20,-249]$ $[-\frac{4782969}{83},-\frac{183708}{83},-\frac{7776}{83}]$ $y^2 + (x^3 + 1)y = x^2 + x$
277.a.277.1 277.a \( 277 \) \( 277 \) $0$ $\Z/15\Z$ \(\Q\) $[64,352,9552,-1108]$ $[32,-16,-464,-3776,-277]$ $[-\frac{33554432}{277},\frac{524288}{277},\frac{475136}{277}]$ $y^2 + (x^3 + x^2 + x + 1)y = -x^2 - x$
277.a.277.2 277.a \( 277 \) \( 277 \) $0$ $\Z/5\Z$ \(\Q\) $[4480,1370512,1511819744,-1108]$ $[2240,-19352,164384,-1569936,-277]$ $[-\frac{56394933862400000}{277},\frac{217505333248000}{277},-\frac{824813158400}{277}]$ $y^2 + y = x^5 - 9x^4 + 14x^3 - 19x^2 + 11x - 6$
294.a.294.1 294.a \( 2 \cdot 3 \cdot 7^{2} \) \( - 2 \cdot 3 \cdot 7^{2} \) $0$ $\Z/12\Z$ \(\Q \times \Q\) $[236,505,18451,37632]$ $[59,124,564,4475,294]$ $[\frac{714924299}{294},\frac{12733498}{147},\frac{327214}{49}]$ $y^2 + (x^3 + 1)y = x^4 + x^2$
295.a.295.1 295.a \( 5 \cdot 59 \) \( - 5 \cdot 59 \) $0$ $\Z/14\Z$ \(\Q\) $[108,-39,20835,37760]$ $[27,32,-256,-1984,295]$ $[\frac{14348907}{295},\frac{629856}{295},-\frac{186624}{295}]$ $y^2 + (x^3 + 1)y = -x^2$
295.a.295.2 295.a \( 5 \cdot 59 \) \( - 5 \cdot 59 \) $0$ $\Z/2\Z$ \(\Q\) $[198804,305807001,18482629056189,-37760]$ $[49701,90182600,203402032096,494095763610824,-295]$ $[-\frac{303267334973269931148501}{295},-\frac{2214359494206283568520}{59},-\frac{502441543825401014496}{295}]$ $y^2 + (x^2 + x + 1)y = x^5 - 40x^3 + 22x^2 + 389x - 608$
349.a.349.1 349.a \( 349 \) \( 349 \) $0$ $\Z/13\Z$ \(\Q\) $[8,208,1464,-1396]$ $[4,-34,-124,-413,-349]$ $[-\frac{1024}{349},\frac{2176}{349},\frac{1984}{349}]$ $y^2 + (x^3 + x^2 + x + 1)y = -x^3 - x^2$
353.a.353.1 353.a \( 353 \) \( -353 \) $0$ $\Z/11\Z$ \(\Q\) $[188,817,30871,45184]$ $[47,58,256,2167,353]$ $[\frac{229345007}{353},\frac{6021734}{353},\frac{565504}{353}]$ $y^2 + (x^3 + x + 1)y = x^2$
389.a.389.1 389.a \( 389 \) \( 389 \) $0$ $\Z/10\Z$ \(\Q\) $[2440,51100,45041351,1556]$ $[1220,53500,2084961,-79649395,389]$ $[\frac{2702708163200000}{389},\frac{97147868000000}{389},\frac{3103255952400}{389}]$ $y^2 + (x^3 + x)y = x^5 - 2x^4 - 8x^3 + 16x + 7$
389.a.389.2 389.a \( 389 \) \( 389 \) $0$ $\Z/10\Z$ \(\Q\) $[16,100,1775,1556]$ $[8,-14,-159,-367,389]$ $[\frac{32768}{389},-\frac{7168}{389},-\frac{10176}{389}]$ $y^2 + (x + 1)y = x^5 + 2x^4 + 2x^3 + x^2$
394.a.394.1 394.a \( 2 \cdot 197 \) \( 2 \cdot 197 \) $0$ $\Z/10\Z$ \(\Q\) $[11032,106300,393913607,1576]$ $[5516,1250044,371875905,122164372511,394]$ $[12960598758485504,532478222573696,28717744887720]$ $y^2 + (x^3 + x)y = 2x^5 + x^4 - 12x^3 + 17x - 9$
448.a.448.2 448.a \( 2^{6} \cdot 7 \) \( - 2^{6} \cdot 7 \) $0$ $\Z/12\Z$ \(\mathsf{CM} \times \Q\) $[828,16635,5308452,56]$ $[828,17476,-853888,-253107460,448]$ $[\frac{6080953884912}{7},\frac{155007628668}{7},-1306723104]$ $y^2 + (x^3 + x)y = -2x^4 + 7$
448.a.448.1 448.a \( 2^{6} \cdot 7 \) \( 2^{6} \cdot 7 \) $0$ $\Z/6\Z$ \(\mathsf{CM} \times \Q\) $[828,16635,5308452,56]$ $[828,17476,-853888,-253107460,448]$ $[\frac{6080953884912}{7},\frac{155007628668}{7},-1306723104]$ $y^2 + (x^3 + x)y = x^4 - 7$
461.a.461.1 461.a \( 461 \) \( 461 \) $0$ $\Z/7\Z$ \(\Q\) $[1176,144,66456,1844]$ $[588,14382,467132,16957923,461]$ $[\frac{70288881159168}{461},\frac{2923824242304}{461},\frac{161508086208}{461}]$ $y^2 + x^3y = x^5 - 3x^3 + 3x - 2$
461.a.461.2 461.a \( 461 \) \( 461 \) $0$ $\mathsf{trivial}$ \(\Q\) $[80664,166117104,3752725952952,1844]$ $[40332,40091742,45075737276,52661714805267,461]$ $[\frac{106720731303787612818432}{461},\frac{2630293443843585469056}{461},\frac{73323359651716069824}{461}]$ $y^2 + y = x^5 - x^4 - 39x^3 + 10x^2 + 272x - 306$
464.a.464.1 464.a \( 2^{4} \cdot 29 \) \( 2^{4} \cdot 29 \) $0$ $\Z/8\Z$ \(\Q\) $[136,280,15060,1856]$ $[68,146,-64,-6417,464]$ $[\frac{90870848}{29},\frac{2869192}{29},-\frac{18496}{29}]$ $y^2 + (x + 1)y = -x^6 - 2x^5 - 2x^4 - x^3$
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