Cremona's table of elliptic curves

201 = 3 · 67

Class	r	Atkin-Lehner	Eigenvalues
201a (1 curve)	1	3+ 67+	-2 3+  0  0 -6  4 -7 -5
Curve Equation t Generators 201a1 [0,-1,1,2,0] 1 [1:1:1]
201c (1 curve)	1	3+ 67+	1 3+ -3 -3  0  4  2 -2
Curve Equation t Generators 201c1 [1,1,0,-794,8289] 1 [16:-7:1]
201b (1 curve)	1	3- 67-	-1 3- -1 -5 -4 -4  6 -2
Curve Equation t Generators 201b1 [1,0,0,-1,2] 1 [-1:2:1]

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

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