Cremona's table of elliptic curves

20496 = 2⁴ · 3 · 7 · 61

Class	r	Atkin-Lehner	Eigenvalues
20496a (4 curves)	0	2+ 3+ 7+ 61-	2+ 3+ -2 7+  0 -2  6  4
Curve Equation t 20496a1 [0,-1,0,-999,-11826] 2 20496a2 [0,-1,0,-1044,-10656] 4 20496a3 [0,-1,0,-4704,115248] 2 20496a4 [0,-1,0,1896,-62400] 4
20496b (1 curve)	0	2+ 3+ 7- 61+	2+ 3+ -1 7- -2  0  0 -1
Curve Equation t 20496b1 [0,-1,0,-96,-336] 1
20496c (1 curve)	1	2+ 3+ 7- 61-	2+ 3+ -4 7-  0  4 -3  4
Curve Equation t Generators 20496c1 [0,-1,0,-425,142821] 1 [116:1281:1]
20496d (1 curve)	0	2+ 3- 7+ 61+	2+ 3-  0 7+  0  4  3  0
Curve Equation t 20496d1 [0,1,0,7,-45] 1
20496e (1 curve)	0	2+ 3- 7+ 61+	2+ 3-  3 7+ -2  4 -8  5
Curve Equation t 20496e1 [0,1,0,-1104,-28476] 1
20496f (1 curve)	2	2+ 3- 7+ 61+	2+ 3- -3 7+  0 -4 -5 -6
Curve Equation t Generators 20496f1 [0,1,0,-1912,31604] 1 [-29:252:1]&[-22:252:1]
20496g (1 curve)	0	2+ 3- 7- 61-	2+ 3-  4 7-  5 -7 -2 -2
Curve Equation t 20496g1 [0,1,0,-56,-588] 1
20496h (4 curves)	1	2- 3+ 7+ 61-	2- 3+  0 7+  0  2 -6  4
Curve Equation t Generators 20496h1 [0,-1,0,-413,565068] 2 [88266:9270963:8] 20496h2 [0,-1,0,-105028,12951484] 2 [1737636030:-182449472777:157464] 20496h3 [0,-1,0,-529613,148534680] 2 [3162:7137:8] 20496h4 [0,-1,0,-8473948,9497428108] 2 [9806634:214903:5832]
20496i (3 curves)	1	2- 3+ 7+ 61-	2- 3+  0 7+ -3  5  6 -2
Curve Equation t Generators 20496i1 [0,-1,0,-1288,-21392] 1 [44:72:1] 20496i2 [0,-1,0,9512,175600] 1 [188:2928:1] 20496i3 [0,-1,0,-180808,30252016] 1 [308:1920:1]
20496j (1 curve)	1	2- 3+ 7+ 61-	2- 3+ -1 7+  0  2  8 -7
Curve Equation t Generators 20496j1 [0,-1,0,-710536,230767024] 1 [498:422:1]
20496k (2 curves)	1	2- 3+ 7+ 61-	2- 3+  3 7+  0  2  0  1
Curve Equation t Generators 20496k1 [0,-1,0,96056,5447152] 1 [5734482:213464626:50653] 20496k2 [0,-1,0,-1797304,947846512] 1 [2034:75518:1]
20496l (2 curves)	1	2- 3+ 7+ 61-	2- 3+  3 7+  0 -4  3 -2
Curve Equation t Generators 20496l1 [0,-1,0,-20984,-1309584] 1 [265:3416:1] 20496l2 [0,-1,0,140056,4546416] 1 [17045:639352:125]
20496m (2 curves)	1	2- 3+ 7+ 61-	2- 3+ -3 7+ -6 -4  0  7
Curve Equation t Generators 20496m1 [0,-1,0,-2952,74736] 1 [26:122:1] 20496m2 [0,-1,0,-251832,48726384] 1 [290:2:1]
20496n (1 curve)	1	2- 3+ 7- 61+	2- 3+  0 7-  1 -1  2 -6
Curve Equation t Generators 20496n1 [0,-1,0,392,-19856] 1 [948:5120:27]
20496o (1 curve)	1	2- 3+ 7- 61+	2- 3+  0 7- -4  4  7  4
Curve Equation t Generators 20496o1 [0,-1,0,-25893,-4417011] 1 [1620:64827:1]
20496p (1 curve)	1	2- 3+ 7- 61+	2- 3+  3 7- -4 -2  4  1
Curve Equation t Generators 20496p1 [0,-1,0,-260624,238177152] 1 [-326:16982:1]
20496q (1 curve)	1	2- 3+ 7- 61+	2- 3+ -3 7- -2 -4 -4  3
Curve Equation t Generators 20496q1 [0,-1,0,-3872,-94464] 1 [154:1714:1]
20496r (1 curve)	0	2- 3+ 7- 61-	2- 3+  4 7-  4  4  5  0
Curve Equation t 20496r1 [0,-1,0,-3421,-75887] 1
20496s (1 curve)	1	2- 3- 7+ 61+	2- 3-  1 7+  2 -4 -4  5
Curve Equation t Generators 20496s1 [0,1,0,2480,-161644] 1 [44:186:1]
20496t (1 curve)	1	2- 3- 7+ 61+	2- 3- -1 7+  4 -2  4 -1
Curve Equation t Generators 20496t1 [0,1,0,-176,3156] 1 [12:54:1]
20496u (4 curves)	1	2- 3- 7+ 61+	2- 3- -2 7+ -4  2  2 -4
Curve Equation t Generators 20496u1 [0,1,0,-4184,-103404] 2 [-41:30:1] 20496u2 [0,1,0,-9304,193556] 4 [-100:366:1] 20496u3 [0,1,0,-130264,18047252] 2 [212:66:1] 20496u4 [0,1,0,29736,1427220] 2 [102:2352:1]
20496v (1 curve)	2	2- 3- 7+ 61-	2- 3- -3 7+ -4  0 -7 -2
Curve Equation t Generators 20496v1 [0,1,0,4048,-13356] 1 [10:168:1]&[31:378:1]
20496w (1 curve)	0	2- 3- 7- 61+	2- 3-  0 7-  4 -4  3  4
Curve Equation t 20496w1 [0,1,0,-7173,-274509] 1
20496x (1 curve)	0	2- 3- 7- 61+	2- 3-  1 7-  0 -4  3 -6
Curve Equation t 20496x1 [0,1,0,-40,-844] 1
20496y (1 curve)	0	2- 3- 7- 61+	2- 3-  4 7-  3 -1  6  6
Curve Equation t 20496y1 [0,1,0,-632416,-193787788] 1
20496z (2 curves)	1	2- 3- 7- 61-	2- 3-  0 7- -4 -6  6  4
Curve Equation t Generators 20496z1 [0,1,0,-133,686] 2 [14:42:1] 20496z2 [0,1,0,-2268,40824] 2 [15:102:1]
20496ba (1 curve)	1	2- 3- 7- 61-	2- 3-  1 7- -2  4  0 -7
Curve Equation t Generators 20496ba1 [0,1,0,20440,-588] 1 [196:-3402:1]
20496bb (1 curve)	1	2- 3- 7- 61-	2- 3-  3 7- -4 -2  0 -5
Curve Equation t Generators 20496bb1 [0,1,0,56,308] 1 [-4:6:1]
20496bc (1 curve)	1	2- 3- 7- 61-	2- 3- -3 7- -4  0 -3 -2
Curve Equation t Generators 20496bc1 [0,1,0,-89552,15703956] 1 [-254:4704:1]

Data from Elliptic Curve Data by J. E. Cremona.
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