Cremona's table of elliptic curves

64387 = 31² · 67

Class	r	Atkin-Lehner	Eigenvalues
64387a (1 curve)	1	31- 67-	0  1  0  2  4 -1 -6  7
Curve Equation t Generators 64387a1 [0,1,1,-3203,23482] 1 [-1032:8155:27]
64387b (1 curve)	1	31- 67-	2 -1 -4  4  4  1  0 -5
Curve Equation t Generators 64387b1 [0,-1,1,-125250,-16899123] 1 [-424997370:550758923:2000376]
64387c (1 curve)	1	31- 67-	2  2  2 -2  4 -2 -3  7
Curve Equation t Generators 64387c1 [0,-1,1,-11852,500743] 1 [-4812236:130711225:140608]

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

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