Cremona's table of elliptic curves

13520 = 2⁴ · 5 · 13²

Field	Data	Notes
Atkin-Lehner	2+ 5+ 13+	Signs for the Atkin-Lehner involutions
Class	13520g	Isogeny class
Conductor	13520	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	199680	Modular degree for the optimal curve
Δ	5098317006250000 = 24 · 58 · 138	Discriminant
Eigenvalues	2+  3 5+ -3 -5 13+  3  5	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-173563,-27618487]	[a1,a2,a3,a4,a6]
Generators	[-50667266856:91209885625:206425071]	Generators of the group modulo torsion
j	44302512384/390625	j-invariant
L	6.8368814316855	L(r)(E,1)/r!
Ω	0.23402718947121	Real period
R	14.607023754662	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	6760e1 54080di1 121680br1 67600t1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 13520g1

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
+	3	+	-3	-5	+	3	5	3	-5	-8	-9	3	1	12	2	5	-1	15	1	-10	4	-12	-1	7

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Quadratic twists for elliptic curve 13520g1

-4	8	-3	5	13
6760e1	54080di1	121680br1	67600t1	13520m1

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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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