Cremona's table of elliptic curves

2255 = 5 · 11 · 41

Field	Data	Notes
Atkin-Lehner	5- 11- 41-	Signs for the Atkin-Lehner involutions
Class	2255a	Isogeny class
Conductor	2255	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	615288025 = 52 · 114 · 412	Discriminant
Eigenvalues	-1  0 5-  4 11- -6  6  4	Hecke eigenvalues for primes up to 20
Equation	[1,-1,1,-237,-676]	[a1,a2,a3,a4,a6]
j	1466390638881/615288025	j-invariant
L	1.2635155024919	L(r)(E,1)/r!
Ω	1.2635155024919	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	36080r2 20295i2 11275b2 110495a2	Quadratic twists by: -4 -3 5 -7

Hecke Eigenvalues for elliptic curve 2255a2

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	0	-	4	-	-6	6	4	0	-2	8	-2	-	-4	4	-6	12	-2	0	0	2	-8	12	2	-18

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Quadratic twists for elliptic curve 2255a2

-4	-3	5	-7	-11	41
36080r2	20295i2	11275b2	110495a2	24805d2	92455h2

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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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