Cremona's table of elliptic curves

12720 = 2⁴ · 3 · 5 · 53

Field	Data	Notes
Atkin-Lehner	2- 3+ 5- 53+	Signs for the Atkin-Lehner involutions
Class	12720t	Isogeny class
Conductor	12720	Conductor
∏ cp	40	Product of Tamagawa factors cp
Δ	-218427840000000000 = -1 · 215 · 35 · 510 · 532	Discriminant
Eigenvalues	2- 3+ 5-  0  4 -4  0  2	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,110680,17420400]	[a1,a2,a3,a4,a6]
Generators	[130:5830:1]	Generators of the group modulo torsion
j	36607265722975319/53327109375000	j-invariant
L	4.4104883647054	L(r)(E,1)/r!
Ω	0.21369099753668	Real period
R	2.0639560934	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	1590i2 50880dn2 38160bn2 63600cx2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 12720t2

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

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Quadratic twists for elliptic curve 12720t2

-4	8	-3	5
1590i2	50880dn2	38160bn2	63600cx2

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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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