Cremona's table of elliptic curves

806 = 2 · 13 · 31

Field	Data	Notes
Atkin-Lehner	2- 13- 31-	Signs for the Atkin-Lehner involutions
Class	806f	Isogeny class
Conductor	806	Conductor
∏ cp	50	Product of Tamagawa factors cp
deg	1040	Modular degree for the optimal curve
Δ	-11418002336 = -1 · 25 · 135 · 312	Discriminant
Eigenvalues	2- -1  1  3  2 13-  3  0	Hecke eigenvalues for primes up to 20
Equation	[1,1,1,-14105,638919]	[a1,a2,a3,a4,a6]
j	-310345110881179921/11418002336	j-invariant
L	2.3870367991787	L(r)(E,1)/r!
Ω	1.1935183995893	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	5	Number of elements in the torsion subgroup
Twists	6448i1 25792h1 7254f1 20150c1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 806f1

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	1	3	2	-	3	0	-6	10	-	3	2	9	3	-6	-10	-8	8	-3	-6	10	-6	0	-12

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Quadratic twists for elliptic curve 806f1

-4	8	-3	5	-7	-11	13	-31
6448i1	25792h1	7254f1	20150c1	39494s1	97526j1	10478c1	24986f1

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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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