Cremona's table of elliptic curves

47808 = 2⁶ · 3² · 83

Field	Data	Notes
Atkin-Lehner	2- 3- 83-	Signs for the Atkin-Lehner involutions
Class	47808cb	Isogeny class
Conductor	47808	Conductor
∏ cp	16	Product of Tamagawa factors cp
deg	36864	Modular degree for the optimal curve
Δ	-26766360576 = -1 · 214 · 39 · 83	Discriminant
Eigenvalues	2- 3- -3 -2  3  4  0 -7	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-444,8656]	[a1,a2,a3,a4,a6]
Generators	[-16:-108:1] [-18:104:1]	Generators of the group modulo torsion
j	-810448/2241	j-invariant
L	8.1118501461706	L(r)(E,1)/r!
Ω	1.046994235598	Real period
R	0.48423440826887	Regulator
r	2	Rank of the group of rational points
S	0.99999999999989	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	47808q1 11952q1 15936v1	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 47808cb1

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
-	-	-3	-2	3	4	0	-7	-3	-6	-8	-11	0	-4	-12	-3	9	1	-13	6	-10	-8	-	-3	8

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Quadratic twists for elliptic curve 47808cb1

-4	8	-3
47808q1	11952q1	15936v1

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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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