Cremona's table of elliptic curves

6916 = 2² · 7 · 13 · 19

Field	Data	Notes
Atkin-Lehner	2- 7+ 13- 19-	Signs for the Atkin-Lehner involutions
Class	6916d	Isogeny class
Conductor	6916	Conductor
∏ cp	90	Product of Tamagawa factors cp
deg	12240	Modular degree for the optimal curve
Δ	-1996611770608 = -1 · 24 · 72 · 135 · 193	Discriminant
Eigenvalues	2- -2 -2 7+ -4 13- -5 19-	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-4674,138985]	[a1,a2,a3,a4,a6]
Generators	[-60:455:1] [4935858:-66894763:24389]	Generators of the group modulo torsion
j	-705931834922752/124788235663	j-invariant
L	3.6175122538152	L(r)(E,1)/r!
Ω	0.79726687351024	Real period
R	0.050415465552949	Regulator
r	2	Rank of the group of rational points
S	0.99999999999959	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	27664s1 110656b1 62244s1 48412g1	Quadratic twists by: -4 8 -3 -7

Hecke Eigenvalues for elliptic curve 6916d1

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
-	-2	-2	+	-4	-	-5	-	-1	4	-3	-11	-1	-5	-12	-12	-9	-7	-5	4	0	-10	8	6	-19

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Quadratic twists for elliptic curve 6916d1

-4	8	-3	-7	13
27664s1	110656b1	62244s1	48412g1	89908h1

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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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