Cremona's table of elliptic curves

42420 = 2² · 3 · 5 · 7 · 101

Class	r	Atkin-Lehner	Eigenvalues
42420a (2 curves)	0	2- 3+ 5- 7- 101+	2- 3+ 5- 7-  2  0 -6  2
Curve Equation t 42420a1 [0,-1,0,-233045,-42381618] 2 42420a2 [0,-1,0,21980,-130416248] 2
42420b (2 curves)	0	2- 3+ 5- 7- 101+	2- 3+ 5- 7- -6 -2  2  8
Curve Equation t 42420b1 [0,-1,0,-14845,-691250] 2 42420b2 [0,-1,0,-14820,-693720] 2
42420c (2 curves)	0	2- 3- 5+ 7- 101+	2- 3- 5+ 7-  0  6  2  2
Curve Equation t 42420c1 [0,1,0,-141,-516] 2 42420c2 [0,1,0,364,-2940] 2
42420d (2 curves)	0	2- 3- 5- 7+ 101+	2- 3- 5- 7+ -6  0  2 -6
Curve Equation t 42420d1 [0,1,0,-31489445,-68024075400] 2 42420d2 [0,1,0,-31473820,-68094937900] 2
42420e (2 curves)	1	2- 3- 5- 7- 101+	2- 3- 5- 7- -2 -2  2  0
Curve Equation t Generators 42420e1 [0,1,0,-13805,-615900] 2 [-65:105:1] 42420e2 [0,1,0,1820,-1915900] 2 [140:1050:1]

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

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