Cremona's table of elliptic curves

646 = 2 · 17 · 19

Class	r	Atkin-Lehner	Eigenvalues
646a (2 curves)	0	2+ 17+ 19-	2+  0  4 -2  4  6 17+ 19-
Curve Equation t 646a1 [1,-1,0,-125,-507] 2 646a2 [1,-1,0,-85,-867] 2
646b (2 curves)	0	2- 17+ 19+	2-  2  2  0 -4  2 17+ 19+
Curve Equation t 646b1 [1,1,1,-77,-77] 2 646b2 [1,1,1,303,-229] 2
646c (2 curves)	0	2- 17+ 19+	2- -2  4  4  2 -6 17+ 19+
Curve Equation t 646c1 [1,0,0,-241,1413] 2 646c2 [1,0,0,-3851,91663] 2
646d (2 curves)	1	2- 17+ 19-	2-  0 -2 -2 -2 -6 17+ 19-
Curve Equation t Generators 646d1 [1,-1,1,-406,3237] 2 [9:11:1] 646d2 [1,-1,1,-6486,202661] 2 [47:-21:1]
646e (4 curves)	0	2- 17- 19-	2- -2  0  2  0  2 17- 19-
Curve Equation t 646e1 [1,0,0,-153,505] 6 646e2 [1,0,0,-913,-10287] 6 646e3 [1,0,0,-4573,-119379] 2 646e4 [1,0,0,-73163,-7623125] 2

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

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