Cremona's table of elliptic curves

1690 = 2 · 5 · 13²

Field	Data	Notes
Atkin-Lehner	2+ 5+ 13+	Signs for the Atkin-Lehner involutions
Conductor	1690	Conductor
Count	2	Number of curves in isogeny class
Curves	1690c1 1690c2	Curves in isogeny class
deg	1872	Modular degree for the optimal curve
Eigenvalues	2+ -2 5+ -1  3 13+ -6  5	Hecke eigenvalues for primes less than 20
L	1.4263134239461	L(r)(E,1)/r!
r	1	Rank of the group of rational points
Twists	13520s 54080bm 15210bo 8450q	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for isogeny class 1690c

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
+	-2	+	-1	3	+	-6	5	0	0	-4	11	6	2	-3	-9	0	8	-16	6	14	-16	-6	9	-10

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Quadratic twists for isogeny class 1690c

-4	8	-3	5	-7	13
13520s	54080bm	15210bo	8450q	82810bj	1690h

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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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