Cremona's table of elliptic curves

6560 = 2⁵ · 5 · 41

Field	Data	Notes
Atkin-Lehner	2+ 5- 41+	Signs for the Atkin-Lehner involutions
Class	6560d	Isogeny class
Conductor	6560	Conductor
∏ cp	16	Product of Tamagawa factors cp
deg	3584	Modular degree for the optimal curve
Δ	1025000000 = 26 · 58 · 41	Discriminant
Eigenvalues	2+ -2 5- -4 -2 -4 -2 -2	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-430,2928]	[a1,a2,a3,a4,a6]
Generators	[-14:80:1] [1:50:1]	Generators of the group modulo torsion
j	137707850944/16015625	j-invariant
L	3.8549664306808	L(r)(E,1)/r!
Ω	1.5070528377745	Real period
R	0.63948760356243	Regulator
r	2	Rank of the group of rational points
S	0.99999999999984	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	6560c1 13120x1 59040br1 32800j1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 6560d1

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	-	-4	-2	-4	-2	-2	-8	0	0	-6	+	-8	-12	-12	-12	10	-2	0	-6	-4	8	10	6

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Quadratic twists for elliptic curve 6560d1

-4	8	-3	5
6560c1	13120x1	59040br1	32800j1

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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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