Cremona's table of elliptic curves

6816 = 2⁵ · 3 · 71

Class	r	Atkin-Lehner	Eigenvalues
6816a (2 curves)	0	2+ 3+ 71-	2+ 3+  2 -4  6  0  2  4
Curve Equation t 6816a1 [0,-1,0,18,0] 2 6816a2 [0,-1,0,-72,72] 2
6816b (2 curves)	0	2+ 3+ 71-	2+ 3+ -2 -2  0 -2 -4  0
Curve Equation t 6816b1 [0,-1,0,-634,-9176] 2 6816b2 [0,-1,0,-11569,-475007] 2
6816c (2 curves)	0	2+ 3- 71+	2+ 3-  2  4 -6  0  2 -4
Curve Equation t 6816c1 [0,1,0,18,0] 2 6816c2 [0,1,0,-72,-72] 2
6816d (1 curve)	0	2+ 3- 71+	2+ 3-  3  3 -1  2  2  5
Curve Equation t 6816d1 [0,1,0,16,-36] 1
6816e (1 curve)	1	2- 3+ 71-	2- 3+  3 -3  1  2  2 -5
Curve Equation t Generators 6816e1 [0,-1,0,16,36] 1 [0:6:1]
6816f (2 curves)	1	2- 3- 71+	2- 3- -2  2  0 -2 -4  0
Curve Equation t Generators 6816f1 [0,1,0,-634,9176] 2 [-4:108:1] 6816f2 [0,1,0,-11569,475007] 2 [59:36:1]

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

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