Cremona's table of elliptic curves

2541 = 3 · 7 · 11²

Field	Data	Notes
Atkin-Lehner	3+ 7+ 11-	Signs for the Atkin-Lehner involutions
Class	2541b	Isogeny class
Conductor	2541	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	4632081059529 = 32 · 74 · 118	Discriminant
Eigenvalues	1 3+ -2 7+ 11- -6 -2 -4	Hecke eigenvalues for primes up to 20
Equation	[1,1,0,-4721,-71760]	[a1,a2,a3,a4,a6]
j	6570725617/2614689	j-invariant
L	0.59604171183004	L(r)(E,1)/r!
Ω	0.59604171183004	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	40656dk2 7623i2 63525bv2 17787o2	Quadratic twists by: -4 -3 5 -7

Hecke Eigenvalues for elliptic curve 2541b2

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	+	-	-6	-2	-4	0	2	8	6	-10	4	-8	6	4	10	-12	0	-2	-16	-4	18	2

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Quadratic twists for elliptic curve 2541b2

-4	-3	5	-7	-11
40656dk2	7623i2	63525bv2	17787o2	231a2

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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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