Cremona's table of elliptic curves

13104 = 2⁴ · 3² · 7 · 13

Field	Data	Notes
Atkin-Lehner	2+ 3+ 7+ 13+	Signs for the Atkin-Lehner involutions
Class	13104a	Isogeny class
Conductor	13104	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	1536	Modular degree for the optimal curve
Δ	-3577392 = -1 · 24 · 33 · 72 · 132	Discriminant
Eigenvalues	2+ 3+  0 7+  0 13+  2  4	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-90,-341]	[a1,a2,a3,a4,a6]
Generators	[63:494:1]	Generators of the group modulo torsion
j	-186624000/8281	j-invariant
L	4.5523428434541	L(r)(E,1)/r!
Ω	0.77300776136205	Real period
R	2.9445647708846	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	6552o1 52416du1 13104b1 91728f1	Quadratic twists by: -4 8 -3 -7

Hecke Eigenvalues for elliptic curve 13104a1

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	4	-2	-4	0	6	-4	-4	6	4	10	-10	-8	8	2	8	2	-16	14

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Quadratic twists for elliptic curve 13104a1

-4	8	-3	-7
6552o1	52416du1	13104b1	91728f1

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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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