Cremona's table of elliptic curves

13872 = 2⁴ · 3 · 17²

Field	Data	Notes
Atkin-Lehner	2+ 3+ 17+	Signs for the Atkin-Lehner involutions
Class	13872b	Isogeny class
Conductor	13872	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	55612958976 = 28 · 32 · 176	Discriminant
Eigenvalues	2+ 3+  2  0  4 -2 17+  4	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-1252,-12320]	[a1,a2,a3,a4,a6]
Generators	[-2220:7904:125]	Generators of the group modulo torsion
j	35152/9	j-invariant
L	4.8810809957928	L(r)(E,1)/r!
Ω	0.81770903191939	Real period
R	5.9692149716576	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	6936m2 55488du2 41616x2 48a1	Quadratic twists by: -4 8 -3 17

Hecke Eigenvalues for elliptic curve 13872b2

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

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Quadratic twists for elliptic curve 13872b2

-4	8	-3	17
6936m2	55488du2	41616x2	48a1

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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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