Cremona's table of elliptic curves

2209 = 47²

Field	Data	Notes
Atkin-Lehner	47-	Signs for the Atkin-Lehner involutions
Conductor	2209	Conductor
Count	1	Number of curves in isogeny class
Curves	2209b1	Curves in isogeny class
deg	5640	Modular degree for the optimal curve
Eigenvalues	-1  2 -3 -2 -6 -3  3 -4	Hecke eigenvalues for primes less than 20
L	0.50441140933686	L(r)(E,1)/r!
r	0	Rank of the group of rational points
Twists	35344e 19881l 55225f 108241c	Quadratic twists by: -4 -3 5 -7

Hecke Eigenvalues for isogeny class 2209b

a2	a3	a5	a7	a11	a13	a17	a19	a23	a29	a31	a37	a41	a43	a47	a53	a59	a61	a67	a71	a73	a79	a83	a89	a97
-1	2	-3	-2	-6	-3	3	-4	-2	2	6	6	10	6	-	5	0	-7	-8	-6	-10	14	4	11	-9

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Quadratic twists for isogeny class 2209b

-4	-3	5	-7	-47
35344e	19881l	55225f	108241c	2209a

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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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