Cremona's table of elliptic curves

28497 = 3 · 7 · 23 · 59

Class	r	Atkin-Lehner	Eigenvalues
28497a (2 curves)	1	3+ 7+ 23+ 59+	-1 3+  0 7+  0  4 -4  4
Curve Equation t Generators 28497a1 [1,1,1,-1238,16082] 2 [22:-1:1] 28497a2 [1,1,1,-19753,1060328] 2 [74:66:1]
28497b (2 curves)	0	3+ 7+ 23+ 59-	1 3+ -4 7+  0  4  0 -4
Curve Equation t 28497b1 [1,1,0,-3922,67975] 2 28497b2 [1,1,0,-22437,-1246590] 2
28497c (2 curves)	0	3+ 7- 23+ 59+	1 3+  0 7-  0  2  4  0
Curve Equation t 28497c1 [1,1,0,-35,-312] 2 28497c2 [1,1,0,-920,-11109] 2
28497d (1 curve)	1	3+ 7- 23- 59+	-2 3+  3 7- -5 -3 -1 -1
Curve Equation t Generators 28497d1 [0,-1,1,-54,-142] 1 [9:4:1]
28497e (4 curves)	1	3- 7+ 23+ 59-	-1 3- -2 7+ -4 -6 -6  4
Curve Equation t Generators 28497e1 [1,0,0,-594,5523] 2 [23:53:1] 28497e2 [1,0,0,-599,5424] 4 [-11:109:1] 28497e3 [1,0,0,206,19109] 4 [-4:137:1] 28497e4 [1,0,0,-1484,-14577] 2 [78:549:1]
28497f (1 curve)	2	3- 7+ 23- 59-	-1 3- -4 7+ -1 -2 -2  0
Curve Equation t Generators 28497f1 [1,0,0,-70,221] 1 [-7:23:1]&[5:-1:1]

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

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