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	18240ba	Isogeny class
Conductor	18240	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	6144	Modular degree for the optimal curve
Δ	-88719360 = -1 · 214 · 3 · 5 · 192	Discriminant
Eigenvalues	2+ 3- 5+  2 -6 -4 -2 19+	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-81,-561]	[a1,a2,a3,a4,a6]
j	-3631696/5415	j-invariant
L	1.5094724703298	L(r)(E,1)/r!
Ω	0.75473623516489	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	18240by1 2280g1 54720bt1 91200i1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 18240ba1

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	-2	+	4	0	-8	-8	0	2	4	14	0	14	-8	8	-2	0	-12	-8	-4

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Quadratic twists for elliptic curve 18240ba1

-4	8	-3	5
18240by1	2280g1	54720bt1	91200i1

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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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