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	66240dd	Isogeny class
Conductor	66240	Conductor
∏ cp	6	Product of Tamagawa factors cp
deg	61440	Modular degree for the optimal curve
Δ	-229903738560 = -1 · 26 · 310 · 5 · 233	Discriminant
Eigenvalues	2+ 3- 5-  3  2  2 -5  2	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,1068,18754]	[a1,a2,a3,a4,a6]
j	2887553024/4927635	j-invariant
L	4.0772235027505	L(r)(E,1)/r!
Ω	0.67953725239855	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	66240fp1 1035b1 22080z1	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 66240dd1

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
+	-	-	3	2	2	-5	2	-	-5	3	7	11	8	-8	5	-1	8	9	-1	10	0	15	0	-10

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Quadratic twists for elliptic curve 66240dd1

-4	8	-3
66240fp1	1035b1	22080z1

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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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