Cremona's table of elliptic curves

85840 = 2⁴ · 5 · 29 · 37

Class	r	Atkin-Lehner	Eigenvalues
85840a (2 curves)	1	2+ 5- 29+ 37-	2+  0 5-  4  6  2  6 -8
Curve Equation t Generators 85840a1 [0,0,0,-30307,2030706] 2 [27:1110:1] 85840a2 [0,0,0,-31787,1821434] 2 [23:1050:1]
85840b (1 curve)	0	2- 5+ 29+ 37+	2-  3 5+ -4 -5  0  5 -4
Curve Equation t 85840b1 [0,0,0,-823,116978] 1
85840c (1 curve)	1	2- 5+ 29+ 37-	2-  1 5+  2 -5  0 -3 -4
Curve Equation t Generators 85840c1 [0,1,0,5184,-205516] 1 [11028:226250:27]
85840d (1 curve)	1	2- 5+ 29+ 37-	2-  1 5+ -3 -5  4 -2  2
Curve Equation t Generators 85840d1 [0,1,0,-11621,338579] 1 [-106:625:1]
85840e (1 curve)	0	2- 5+ 29- 37-	2- -1 5+ -4  3 -4 -5  4
Curve Equation t 85840e1 [0,-1,0,-49406836,-133662177460] 1
85840f (2 curves)	0	2- 5+ 29- 37-	2-  2 5+  2  0  2 -2 -8
Curve Equation t 85840f1 [0,-1,0,-2001,32420] 2 85840f2 [0,-1,0,2204,146796] 2
85840g (1 curve)	0	2- 5+ 29- 37-	2-  3 5+  3  5  4 -6  2
Curve Equation t 85840g1 [0,0,0,-37768,-2822308] 1
85840h (2 curves)	1	2- 5- 29+ 37+	2-  0 5- -4 -2 -6  2 -4
Curve Equation t Generators 85840h1 [0,0,0,-541507,-152220606] 2 [-447:720:1] 85840h2 [0,0,0,-8645987,-9785205534] 2 [10047:957870:1]
85840i (2 curves)	0	2- 5- 29+ 37-	2- -2 5-  4  2  2  6 -2
Curve Equation t 85840i1 [0,1,0,-13225,580998] 2 85840i2 [0,1,0,-13100,592648] 2
85840j (1 curve)	1	2- 5- 29- 37-	2-  1 5- -4  5 -4  7  0
Curve Equation t Generators 85840j1 [0,1,0,-60,200] 1 [-5:20:1]
85840k (2 curves)	1	2- 5- 29- 37-	2- -2 5- -4  2  6  6 -4
Curve Equation t Generators 85840k1 [0,1,0,-8920,321300] 2 [-10:640:1] 85840k2 [0,1,0,-8600,345748] 2 [36:-290:1]

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