Cremona's table of elliptic curves

1690 = 2 · 5 · 13²

Field	Data	Notes
Atkin-Lehner	2+ 5+ 13-	Signs for the Atkin-Lehner involutions
Class	1690d	Isogeny class
Conductor	1690	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	274625000 = 23 · 56 · 133	Discriminant
Eigenvalues	2+  2 5+  0  0 13-  6  0	Hecke eigenvalues for primes up to 20
Equation	[1,1,0,-588,5192]	[a1,a2,a3,a4,a6]
j	10260751717/125000	j-invariant
L	1.7455127945305	L(r)(E,1)/r!
Ω	1.7455127945305	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	13520v2 54080bw2 15210bu2 8450w2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1690d2

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	+	0	0	-	6	0	0	6	6	-6	0	10	12	0	12	10	-12	-6	6	-8	12	12	18

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Quadratic twists for elliptic curve 1690d2

-4	8	-3	5	-7	13
13520v2	54080bw2	15210bu2	8450w2	82810bo2	1690i2

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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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