Cremona's table of elliptic curves

4240 = 2⁴ · 5 · 53

Field	Data	Notes
Atkin-Lehner	2- 5+ 53+	Signs for the Atkin-Lehner involutions
Class	4240b	Isogeny class
Conductor	4240	Conductor
∏ cp	8	Product of Tamagawa factors cp
Δ	-179776000000 = -1 · 212 · 56 · 532	Discriminant
Eigenvalues	2-  0 5+ -2  0 -6 -6  2	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-2123,-42822]	[a1,a2,a3,a4,a6]
j	-258353141409/43890625	j-invariant
L	0.69686159147525	L(r)(E,1)/r!
Ω	0.34843079573762	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	265a2 16960r2 38160cg2 21200o2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 4240b2

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
-	0	+	-2	0	-6	-6	2	8	2	-10	2	-6	2	2	+	-4	10	0	2	14	10	-8	-2	10

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Quadratic twists for elliptic curve 4240b2

-4	8	-3	5
265a2	16960r2	38160cg2	21200o2

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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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