Cremona's table of elliptic curves

2220 = 2² · 3 · 5 · 37

Class	r	Atkin-Lehner	Eigenvalues
2220a (1 curve)	0	2- 3+ 5+ 37+	2- 3+ 5+  2  4  5 -2  2
Curve Equation t 2220a1 [0,-1,0,-341,-2319] 1
2220b (2 curves)	0	2- 3+ 5+ 37+	2- 3+ 5+  4 -4  2  2 -2
Curve Equation t 2220b1 [0,-1,0,-7681,-256550] 2 2220b2 [0,-1,0,-7276,-285224] 2
2220c (2 curves)	0	2- 3- 5+ 37-	2- 3- 5+  2  0 -1  6  2
Curve Equation t 2220c1 [0,1,0,-1861,58439] 3 2220c2 [0,1,0,15899,-1182985] 1

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

Part of Computational Number Theory
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