Cremona's table of elliptic curves

37856 = 2⁵ · 7 · 13²

Field	Data	Notes
Atkin-Lehner	2+ 7+ 13+	Signs for the Atkin-Lehner involutions
Class	37856a	Isogeny class
Conductor	37856	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	494084834786816 = 29 · 7 · 1310	Discriminant
Eigenvalues	2+  0  2 7+ -4 13+  2  4	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-22139,-681070]	[a1,a2,a3,a4,a6]
Generators	[-68449990:389302854:614125]	Generators of the group modulo torsion
j	485587656/199927	j-invariant
L	5.673864144372	L(r)(E,1)/r!
Ω	0.40582567323063	Real period
R	13.981037964412	Regulator
r	1	Rank of the group of rational points
S	1.0000000000003	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	37856o3 75712b3 2912e2	Quadratic twists by: -4 8 13

Hecke Eigenvalues for elliptic curve 37856a3

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	+	-4	+	2	4	4	-2	0	-2	2	-4	-8	-2	-4	14	12	8	-14	12	4	-14	2

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Quadratic twists for elliptic curve 37856a3

-4	8	13
37856o3	75712b3	2912e2

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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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