Cremona's table of elliptic curves

25215 = 3 · 5 · 41²

Field	Data	Notes
Atkin-Lehner	3- 5+ 41+	Signs for the Atkin-Lehner involutions
Class	25215f	Isogeny class
Conductor	25215	Conductor
∏ cp	18	Product of Tamagawa factors cp
deg	18144	Modular degree for the optimal curve
Δ	20679451875 = 39 · 54 · 412	Discriminant
Eigenvalues	-1 3- 5+ -2 -3  1 -8 -6	Hecke eigenvalues for primes up to 20
Equation	[1,0,0,-691,950]	[a1,a2,a3,a4,a6]
Generators	[53:311:1] [-22:86:1]	Generators of the group modulo torsion
j	21708480289/12301875	j-invariant
L	5.46704377869	L(r)(E,1)/r!
Ω	1.0439006693866	Real period
R	0.29095168082429	Regulator
r	2	Rank of the group of rational points
S	1.0000000000001	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	75645p1 126075d1 25215b1	Quadratic twists by: -3 5 41

Hecke Eigenvalues for elliptic curve 25215f1

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	-	+	-2	-3	1	-8	-6	-1	2	0	-3	+	-4	8	-10	-9	5	-10	5	9	-10	-9	-16	-10

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Quadratic twists for elliptic curve 25215f1

-3	5	41
75645p1	126075d1	25215b1

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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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