Cremona's table of elliptic curves

2254 = 2 · 7² · 23

Field	Data	Notes
Atkin-Lehner	2- 7- 23-	Signs for the Atkin-Lehner involutions
Class	2254f	Isogeny class
Conductor	2254	Conductor
∏ cp	20	Product of Tamagawa factors cp
deg	1920	Modular degree for the optimal curve
Δ	19396084736 = 210 · 77 · 23	Discriminant
Eigenvalues	2-  2  2 7- -2  4  6  0	Hecke eigenvalues for primes up to 20
Equation	[1,1,1,-687,-2059]	[a1,a2,a3,a4,a6]
j	304821217/164864	j-invariant
L	4.9686378466604	L(r)(E,1)/r!
Ω	0.99372756933209	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	18032u1 72128w1 20286w1 56350h1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2254f1

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

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Quadratic twists for elliptic curve 2254f1

-4	8	-3	5	-7	-23
18032u1	72128w1	20286w1	56350h1	322d1	51842o1

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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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