Cremona's table of elliptic curves

2666 = 2 · 31 · 43

Class	r	Atkin-Lehner	Eigenvalues
2666a (1 curve)	2	2+ 31- 43+	2+ -2 -1  0 -5 -5 -6 -4
Curve Equation t Generators 2666a1 [1,0,1,-4,0] 1 [-2:1:1]&[0:0:1]
2666b (1 curve)	1	2+ 31- 43-	2+  0  1  2 -5 -3  6  4
Curve Equation t Generators 2666b1 [1,-1,0,-24134,773172] 1 [143:409:1]
2666c (1 curve)	1	2- 31+ 43-	2-  0  1  0 -3 -1  0 -8
Curve Equation t Generators 2666c1 [1,-1,1,-3127,67727] 1 [131:1310:1]
2666d (1 curve)	1	2- 31- 43+	2-  0 -1 -2  5 -1  2 -4
Curve Equation t Generators 2666d1 [1,-1,1,-208,1203] 1 [9:-3:1]
2666e (2 curves)	2	2- 31- 43-	2- -2 -3 -4 -3 -7 -6 -4
Curve Equation t Generators 2666e1 [1,0,0,-387,2881] 3 [-18:73:1]&[-16:79:1] 2666e2 [1,0,0,-2467,-45471] 1 [-32:47:1]&[-28:57:1]

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

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