Cremona's table of elliptic curves

12240 = 2⁴ · 3² · 5 · 17

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 17-	Signs for the Atkin-Lehner involutions
Class	12240bt	Isogeny class
Conductor	12240	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	8640	Modular degree for the optimal curve
Δ	-50761728000 = -1 · 215 · 36 · 53 · 17	Discriminant
Eigenvalues	2- 3- 5+ -2  0  5 17-  1	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-363,11162]	[a1,a2,a3,a4,a6]
j	-1771561/17000	j-invariant
L	1.9220603485044	L(r)(E,1)/r!
Ω	0.96103017425221	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	1530m1 48960fw1 1360i1 61200ex1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 12240bt1

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	0	5	-	1	6	9	1	-4	6	-2	-9	9	3	-7	-14	3	11	-8	0	9	-7

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Quadratic twists for elliptic curve 12240bt1

-4	8	-3	5
1530m1	48960fw1	1360i1	61200ex1

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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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