Cremona's table of elliptic curves

9920 = 2⁶ · 5 · 31

Field	Data	Notes
Atkin-Lehner	2- 5- 31+	Signs for the Atkin-Lehner involutions
Class	9920x	Isogeny class
Conductor	9920	Conductor
∏ cp	24	Product of Tamagawa factors cp
deg	6144	Modular degree for the optimal curve
Δ	-31744000000 = -1 · 216 · 56 · 31	Discriminant
Eigenvalues	2-  0 5-  0  2 -2  0 -8	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-1292,-19824]	[a1,a2,a3,a4,a6]
Generators	[92:800:1]	Generators of the group modulo torsion
j	-3639412836/484375	j-invariant
L	4.48190160053	L(r)(E,1)/r!
Ω	0.39522628908098	Real period
R	1.8900149628844	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	9920l1 2480a1 89280ec1 49600bj1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 9920x1

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	-	0	2	-2	0	-8	2	0	+	10	-2	8	12	10	0	12	12	-8	-16	-12	-12	-10	-2

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Quadratic twists for elliptic curve 9920x1

-4	8	-3	5
9920l1	2480a1	89280ec1	49600bj1

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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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