Cremona's table of elliptic curves

4209 = 3 · 23 · 61

Class	r	Atkin-Lehner	Eigenvalues
4209a (1 curve)	1	3- 23+ 61-	0 3- -2  1 -3 -1  2  2
Curve Equation t Generators 4209a1 [0,1,1,-39,83] 1 [3:1:1]
4209b (1 curve)	1	3- 23+ 61-	2 3-  0 -3 -1 -1  6 -6
Curve Equation t Generators 4209b1 [0,1,1,2,-5] 1 [10:5:8]
4209c (1 curve)	1	3- 23- 61+	2 3-  0  1 -5 -5 -2 -4
Curve Equation t Generators 4209c1 [0,1,1,-261918,-53447587] 1 [18138:839519:8]

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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