Cremona's table of elliptic curves

27556 = 2² · 83²

Field	Data	Notes
Atkin-Lehner	2- 83+	Signs for the Atkin-Lehner involutions
Class	27556a	Isogeny class
Conductor	27556	Conductor
∏ cp	6	Product of Tamagawa factors cp
deg	8064	Modular degree for the optimal curve
Δ	-9148592 = -1 · 24 · 833	Discriminant
Eigenvalues	2- -1  4  1  3  4  5  4	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-221,-1202]	[a1,a2,a3,a4,a6]
j	-131072	j-invariant
L	3.7116007362117	L(r)(E,1)/r!
Ω	0.61860012270206	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	110224h1 27556b1	Quadratic twists by: -4 -83

Hecke Eigenvalues for elliptic curve 27556a1

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	4	1	3	4	5	4	-4	1	-3	5	-6	8	-12	0	-3	13	-8	8	-4	4	+	-16	8

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Quadratic twists for elliptic curve 27556a1

-4	-83
110224h1	27556b1

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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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