Cremona's table of elliptic curves

28880 = 2⁴ · 5 · 19²

Field	Data	Notes
Atkin-Lehner	2- 5- 19+	Signs for the Atkin-Lehner involutions
Class	28880bd	Isogeny class
Conductor	28880	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	72960	Modular degree for the optimal curve
Δ	-129075079111600 = -1 · 24 · 52 · 199	Discriminant
Eigenvalues	2-  2 5-  0  4 -2 -2 19+	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-9145,645000]	[a1,a2,a3,a4,a6]
Generators	[5856143190:264496391175:2863288]	Generators of the group modulo torsion
j	-16384/25	j-invariant
L	8.810560316364	L(r)(E,1)/r!
Ω	0.52601683439043	Real period
R	16.749578607259	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	7220g1 115520bq1 28880be1	Quadratic twists by: -4 8 -19

Hecke Eigenvalues for elliptic curve 28880bd1

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

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Quadratic twists for elliptic curve 28880bd1

-4	8	-19
7220g1	115520bq1	28880be1

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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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