Cremona's table of elliptic curves

13013 = 7 · 11 · 13²

Field	Data	Notes
Atkin-Lehner	7- 11+ 13+	Signs for the Atkin-Lehner involutions
Class	13013l	Isogeny class
Conductor	13013	Conductor
∏ cp	1	Product of Tamagawa factors cp
deg	89856	Modular degree for the optimal curve
Δ	1284427568557133 = 7 · 113 · 1310	Discriminant
Eigenvalues	2  0  0 7- 11+ 13+ -2  7	Hecke eigenvalues for primes up to 20
Equation	[0,0,1,-142805,-20699585]	[a1,a2,a3,a4,a6]
j	2336256000/9317	j-invariant
L	3.9304100841123	L(r)(E,1)/r!
Ω	0.24565063025702	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	16	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	117117bx1 91091e1 13013f1	Quadratic twists by: -3 -7 13

Hecke Eigenvalues for elliptic curve 13013l1

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	0	0	-	+	+	-2	7	3	-8	6	7	9	-4	2	-9	10	5	12	-7	7	6	0	-12	14

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Quadratic twists for elliptic curve 13013l1

-3	-7	13
117117bx1	91091e1	13013f1

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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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