Cremona's table of elliptic curves

4140 = 2² · 3² · 5 · 23

Class	r	Atkin-Lehner	Eigenvalues
4140a (2 curves)	1	2- 3+ 5+ 23-	2- 3+ 5+ -2  4 -2 -6  2
Curve Equation t Generators 4140a1 [0,0,0,-648,5597] 2 [19:12:1] 4140a2 [0,0,0,-10023,386222] 2 [46:150:1]
4140b (2 curves)	1	2- 3+ 5- 23+	2- 3+ 5- -2 -4 -2  6  2
Curve Equation t Generators 4140b1 [0,0,0,-5832,-151119] 2 [-48:135:1] 4140b2 [0,0,0,-90207,-10427994] 2 [-173:10:1]
4140c (1 curve)	1	2- 3- 5+ 23+	2- 3- 5+ -3  2 -2  7 -6
Curve Equation t Generators 4140c1 [0,0,0,-7608,-357932] 1 [1781:75069:1]
4140d (1 curve)	0	2- 3- 5+ 23-	2- 3- 5+ -2  4  1  0 -4
Curve Equation t 4140d1 [0,0,0,-93,-367] 1
4140e (4 curves)	0	2- 3- 5+ 23-	2- 3- 5+ -4  0  2 -6  2
Curve Equation t 4140e1 [0,0,0,-1488,15037] 2 4140e2 [0,0,0,4137,101662] 2 4140e3 [0,0,0,-109488,13944337] 6 4140e4 [0,0,0,-109263,14004502] 6
4140f (2 curves)	0	2- 3- 5- 23+	2- 3- 5- -4  6 -1  0  2
Curve Equation t 4140f1 [0,0,0,-417,-14699] 1 4140f2 [0,0,0,3723,379429] 3
4140g (2 curves)	1	2- 3- 5- 23-	2- 3- 5-  0  0 -6 -2  6
Curve Equation t Generators 4140g1 [0,0,0,-192,1001] 2 [-8:45:1] 4140g2 [0,0,0,33,3206] 2 [-5:54:1]
4140h (2 curves)	1	2- 3- 5- 23-	2- 3- 5- -1  0 -4  3 -4
Curve Equation t Generators 4140h1 [0,0,0,528,3796] 1 [5:81:1] 4140h2 [0,0,0,-12432,539044] 3 [-67:1035:1]
4140i (1 curve)	1	2- 3- 5- 23-	2- 3- 5- -1 -6  6 -7  2
Curve Equation t Generators 4140i1 [0,0,0,-72,324] 1 [0:18:1]
4140j (1 curve)	1	2- 3- 5- 23-	2- 3- 5-  2  0 -3 -4 -4
Curve Equation t Generators 4140j1 [0,0,0,-657,-66231] 1 [193:2645:1]
4140k (1 curve)	1	2- 3- 5- 23-	2- 3- 5- -5  0  4  3 -4
Curve Equation t Generators 4140k1 [0,0,0,6902448,-3048337996] 1 [2053:140625:1]

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