Cremona's table of elliptic curves

18240 = 2⁶ · 3 · 5 · 19

Field	Data	Notes
Atkin-Lehner	2- 3- 5- 19-	Signs for the Atkin-Lehner involutions
Class	18240cy	Isogeny class
Conductor	18240	Conductor
∏ cp	432	Product of Tamagawa factors cp
Δ	9.87696E+23	Discriminant
Eigenvalues	2- 3- 5- -2  6  4 -6 19-	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-29646785,-39684026817]	[a1,a2,a3,a4,a6]
Generators	[-42603:1520000:27]	Generators of the group modulo torsion
j	10993009831928446009969/3767761230468750000	j-invariant
L	6.8110692850898	L(r)(E,1)/r!
Ω	0.066503559231367	Real period
R	0.94830197168874	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	18240q4 4560n4 54720ed4 91200fz4	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 18240cy4

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	6	4	-6	-	0	0	-8	-8	-12	2	0	6	-12	-2	-16	0	-10	-8	0	-12	8

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Quadratic twists for elliptic curve 18240cy4

-4	8	-3	5
18240q4	4560n4	54720ed4	91200fz4

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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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