Cremona's table of elliptic curves

9646 = 2 · 7 · 13 · 53

Field	Data	Notes
Atkin-Lehner	2+ 7+ 13+ 53+	Signs for the Atkin-Lehner involutions
Class	9646a	Isogeny class
Conductor	9646	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	10416	Modular degree for the optimal curve
Δ	-240586557848 = -1 · 23 · 77 · 13 · 532	Discriminant
Eigenvalues	2+  1  0 7+  5 13+ -4  0	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,1539,4176]	[a1,a2,a3,a4,a6]
Generators	[-18:217:8]	Generators of the group modulo torsion
j	403501506392375/240586557848	j-invariant
L	3.7242863926203	L(r)(E,1)/r!
Ω	0.60421372899519	Real period
R	3.0819279783776	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	77168l1 86814be1 67522l1 125398r1	Quadratic twists by: -4 -3 -7 13

Hecke Eigenvalues for elliptic curve 9646a1

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	0	+	5	+	-4	0	1	6	-5	3	-5	12	5	+	10	1	-9	-8	15	-5	-12	-6	-13

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Quadratic twists for elliptic curve 9646a1

-4	-3	-7	13
77168l1	86814be1	67522l1	125398r1

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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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