Cremona's table of elliptic curves

80656 = 2⁴ · 71²

Field	Data	Notes
Atkin-Lehner	2- 71-	Signs for the Atkin-Lehner involutions
Class	80656f	Isogeny class
Conductor	80656	Conductor
∏ cp	16	Product of Tamagawa factors cp
deg	1088640	Modular degree for the optimal curve
Δ	-2384231178801250304 = -1 · 218 · 717	Discriminant
Eigenvalues	2-  0  2  0  6 -4 -6  8	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-95779,-75161310]	[a1,a2,a3,a4,a6]
Generators	[137426668643939:6412183615538880:61489559123]	Generators of the group modulo torsion
j	-185193/4544	j-invariant
L	7.4453871112079	L(r)(E,1)/r!
Ω	0.11186274517876	Real period
R	16.63955926654	Regulator
r	1	Rank of the group of rational points
S	0.99999999982923	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	10082a1 1136b1	Quadratic twists by: -4 -71

Hecke Eigenvalues for elliptic curve 80656f1

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
-	0	2	0	6	-4	-6	8	-4	-2	-8	10	2	8	-4	0	10	8	2	-	-2	0	4	6	-14

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Quadratic twists for elliptic curve 80656f1

-4	-71
10082a1	1136b1

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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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