Cremona's table of elliptic curves

2020 = 2² · 5 · 101

Class	r	Atkin-Lehner	Eigenvalues
2020a (2 curves)	1	2- 5- 101+	2-  0 5-  4 -6  2 -6 -4
Curve Equation t Generators 2020a1 [0,0,0,-32,69] 2 [-1:10:1] 2020a2 [0,0,0,-7,174] 2 [2:105:8]
2020b (2 curves)	1	2- 5- 101+	2- -2 5- -2  2 -2 -2  8
Curve Equation t Generators 2020b1 [0,1,0,-25,0] 2 [-5:5:1] 2020b2 [0,1,0,100,100] 2 [0:10:1]

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

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