Cremona's table of elliptic curves

2555 = 5 · 7 · 73

Field	Data	Notes
Atkin-Lehner	5- 7+ 73+	Signs for the Atkin-Lehner involutions
Class	2555f	Isogeny class
Conductor	2555	Conductor
∏ cp	5	Product of Tamagawa factors cp
deg	1400	Modular degree for the optimal curve
Δ	-3834096875 = -1 · 55 · 75 · 73	Discriminant
Eigenvalues	1  1 5- 7+  6 -2  0  6	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,-253,-3377]	[a1,a2,a3,a4,a6]
j	-1780800847561/3834096875	j-invariant
L	2.8054199078176	L(r)(E,1)/r!
Ω	0.56108398156352	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	40880bc1 22995e1 12775h1 17885h1	Quadratic twists by: -4 -3 5 -7

Hecke Eigenvalues for elliptic curve 2555f1

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	1	-	+	6	-2	0	6	0	-2	11	8	-10	-1	12	3	-1	6	8	-3	+	-7	16	-14	-2

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Quadratic twists for elliptic curve 2555f1

-4	-3	5	-7
40880bc1	22995e1	12775h1	17885h1

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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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