Cremona's table of elliptic curves

13209 = 3 · 7 · 17 · 37

Class	r	Atkin-Lehner	Eigenvalues
13209a (1 curve)	1	3+ 7+ 17- 37-	-2 3+ -3 7+  1  3 17- -4
Curve Equation t Generators 13209a1 [0,-1,1,1798,191180] 1 [377:7369:1]
13209b (1 curve)	1	3+ 7- 17+ 37-	2 3+  1 7- -3 -1 17+  4
Curve Equation t Generators 13209b1 [0,-1,1,-10080,394409] 1 [-806:4909:8]
13209c (1 curve)	1	3+ 7- 17- 37+	0 3+  1 7- -5  1 17-  4
Curve Equation t Generators 13209c1 [0,-1,1,3345,-4201] 1 [3:76:1]
13209d (1 curve)	1	3+ 7- 17- 37+	0 3+ -3 7-  3  5 17- -4
Curve Equation t Generators 13209d1 [0,-1,1,-117237,58086650] 1 [1254:43375:1]
13209e (1 curve)	1	3+ 7- 17- 37+	2 3+  3 7-  3 -7 17- -7
Curve Equation t Generators 13209e1 [0,-1,1,-189351764,-1002824219893] 1 [1810721325250460300887346330:-445041231723424467576446631759:28455809115634510618952]
13209f (1 curve)	2	3- 7+ 17+ 37+	0 3- -1 7+ -5 -5 17+  0
Curve Equation t Generators 13209f1 [0,1,1,-371,4097] 1 [-5:76:1]&[7:43:1]
13209g (1 curve)	2	3- 7- 17+ 37-	-2 3- -3 7- -3 -5 17+ -4
Curve Equation t Generators 13209g1 [0,1,1,104398,3846512] 1 [-35:388:1]&[2604:103933:27]

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

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