Cremona's table of elliptic curves

1887 = 3 · 17 · 37

Class	r	Atkin-Lehner	Eigenvalues
1887a (1 curve)	2	3+ 17- 37+	-1 3+ -3 -1 -3 -4 17- -7
Curve Equation t Generators 1887a1 [1,1,1,-17,20] 1 [-4:8:1]&[0:4:1]
1887b (1 curve)	1	3- 17- 37+	0 3- -1 -2 -1  5 17-  1
Curve Equation t Generators 1887b1 [0,1,1,-750231,-251524663] 1 [2853:144355:1]
1887c (2 curves)	0	3- 17- 37-	0 3-  3  2  3  5 17- -7
Curve Equation t 1887c1 [0,1,1,51,650] 3 1887c2 [0,1,1,-459,-17965] 1

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

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