Cremona's table of elliptic curves

2480 = 2⁴ · 5 · 31

Field	Data	Notes
Atkin-Lehner	2- 5+ 31+	Signs for the Atkin-Lehner involutions
Class	2480i	Isogeny class
Conductor	2480	Conductor
∏ cp	8	Product of Tamagawa factors cp
Δ	1817607538688000 = 214 · 53 · 316	Discriminant
Eigenvalues	2-  2 5+  4  0 -4  0  4	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-32736,-984064]	[a1,a2,a3,a4,a6]
j	947226559343329/443751840500	j-invariant
L	2.9714161400858	L(r)(E,1)/r!
Ω	0.37142701751073	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	4	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	310b4 9920be4 22320by4 12400q4	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2480i4

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	+	4	0	-4	0	4	6	6	+	8	-6	10	0	0	12	14	-8	0	-4	-8	-6	-18	-10

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Quadratic twists for elliptic curve 2480i4

-4	8	-3	5	-7	-31
310b4	9920be4	22320by4	12400q4	121520da4	76880t4

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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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