Cremona's table of elliptic curves

15680 = 2⁶ · 5 · 7²

Field	Data	Notes
Atkin-Lehner	2- 5- 7-	Signs for the Atkin-Lehner involutions
Class	15680dn	Isogeny class
Conductor	15680	Conductor
∏ cp	6	Product of Tamagawa factors cp
deg	64512	Modular degree for the optimal curve
Δ	-775112083256000 = -1 · 26 · 53 · 713	Discriminant
Eigenvalues	2-  1 5- 7- -5  5  5  0	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-18195,1633043]	[a1,a2,a3,a4,a6]
j	-88478050816/102942875	j-invariant
L	2.7422662106989	L(r)(E,1)/r!
Ω	0.45704436844982	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	15680dq1 7840e1 78400hz1 2240q1	Quadratic twists by: -4 8 5 -7

Hecke Eigenvalues for elliptic curve 15680dn1

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	-	-	-5	5	5	0	8	1	-2	-4	-2	-4	-13	8	4	-2	8	-12	6	11	8	18	5

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Quadratic twists for elliptic curve 15680dn1

-4	8	5	-7
15680dq1	7840e1	78400hz1	2240q1

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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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