Cremona's table of elliptic curves

20559 = 3 · 7 · 11 · 89

Class	r	Atkin-Lehner	Eigenvalues
20559a (1 curve)	1	3+ 7+ 11- 89-	0 3+ -1 7+ 11-  7  2  4
Curve Equation t Generators 20559a1 [0,-1,1,399,-772] 1 [24:148:1]
20559b (1 curve)	1	3+ 7+ 11- 89-	1 3+ -2 7+ 11-  1  1 -6
Curve Equation t Generators 20559b1 [1,1,0,350389,-18167334] 1 [706:23766:1]
20559c (1 curve)	2	3+ 7- 11+ 89+	-2 3+ -3 7- 11+ -5  4 -8
Curve Equation t Generators 20559c1 [0,-1,1,-82,390] 1 [18:-67:1]&[-5:25:1]
20559d (1 curve)	1	3+ 7- 11+ 89-	2 3+  1 7- 11+  3  2  4
Curve Equation t Generators 20559d1 [0,-1,1,-110,8489] 1 [634:5603:8]
20559e (1 curve)	2	3+ 7- 11- 89-	0 3+ -1 7- 11-  1 -6 -4
Curve Equation t Generators 20559e1 [0,-1,1,-174461,29571263] 1 [101:3601:1]&[227:1270:1]
20559f (1 curve)	1	3- 7+ 11- 89+	-1 3-  0 7+ 11-  1  7  4
Curve Equation t Generators 20559f1 [1,0,0,472,5361] 1 [25:-194:1]
20559g (1 curve)	1	3- 7- 11+ 89+	2 3-  1 7- 11+  5 -4 -8
Curve Equation t Generators 20559g1 [0,1,1,-120,-2527] 1 [138:227:8]
20559h (1 curve)	2	3- 7- 11- 89+	-1 3- -2 7- 11- -7 -1 -2
Curve Equation t Generators 20559h1 [1,0,0,-96184,11478665] 1 [-319:3278:1]&[77:2090:1]

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

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