Cremona's table of elliptic curves

2440 = 2³ · 5 · 61

Field	Data	Notes
Atkin-Lehner	2- 5- 61-	Signs for the Atkin-Lehner involutions
Class	2440d	Isogeny class
Conductor	2440	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	384	Modular degree for the optimal curve
Δ	78080 = 28 · 5 · 61	Discriminant
Eigenvalues	2-  2 5-  4 -2 -2  2 -4	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-100,420]	[a1,a2,a3,a4,a6]
j	436334416/305	j-invariant
L	3.4028363652776	L(r)(E,1)/r!
Ω	3.4028363652776	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	4880d1 19520e1 21960e1 12200b1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2440d1

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	-2	-2	2	-4	8	6	2	6	-2	8	-2	10	-6	-	12	-6	2	-14	6	-14	2

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Quadratic twists for elliptic curve 2440d1

-4	8	-3	5	-7
4880d1	19520e1	21960e1	12200b1	119560q1

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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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