Cremona's table of elliptic curves

21218 = 2 · 103²

Class	r	Atkin-Lehner	Eigenvalues
21218a (1 curve)	1	2+ 103+	2+  2 -2  0  0 -2  5  2
Curve Equation t Generators 21218a1 [1,1,0,-7262081,7513523189] 1 [31056135:1544350334:35937]
21218b (1 curve)	0	2+ 103-	2+ -2  2  0  0 -2  5  2
Curve Equation t 21218b1 [1,0,1,-685,-6936] 1
21218c (2 curves)	0	2+ 103-	2+ -2 -4  0  6 -2  2 -4
Curve Equation t 21218c1 [1,0,1,15692,753822] 2 21218c2 [1,0,1,-90398,7119222] 2

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

Part of Computational Number Theory
Back to Tables and computations