Cremona's table of elliptic curves

66240 = 2⁶ · 3² · 5 · 23

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 23+	Signs for the Atkin-Lehner involutions
Class	66240ej	Isogeny class
Conductor	66240	Conductor
∏ cp	32	Product of Tamagawa factors cp
Δ	111257763840000 = 217 · 310 · 54 · 23	Discriminant
Eigenvalues	2- 3- 5+  0 -4 -2 -2  0	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-38028,2808848]	[a1,a2,a3,a4,a6]
Generators	[178:-1296:1]	Generators of the group modulo torsion
j	63649751618/1164375	j-invariant
L	4.5936946406218	L(r)(E,1)/r!
Ω	0.59348686065405	Real period
R	0.96752239705348	Regulator
r	1	Rank of the group of rational points
S	1.0000000000661	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	66240bt4 16560r3 22080ch4	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 66240ej4

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	-4	-2	-2	0	+	-6	0	6	-2	12	0	10	12	6	12	-12	2	-16	-16	-14	6

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Quadratic twists for elliptic curve 66240ej4

-4	8	-3
66240bt4	16560r3	22080ch4

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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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