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	12720i	Isogeny class
Conductor	12720	Conductor
∏ cp	8	Product of Tamagawa factors cp
Δ	24422400 = 211 · 32 · 52 · 53	Discriminant
Eigenvalues	2+ 3- 5+  4  2  4  2 -4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-2256,40500]	[a1,a2,a3,a4,a6]
j	620302509218/11925	j-invariant
L	3.9175549407184	L(r)(E,1)/r!
Ω	1.9587774703592	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	6360g2 50880da2 38160n2 63600d2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 12720i2

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

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Quadratic twists for elliptic curve 12720i2

-4	8	-3	5
6360g2	50880da2	38160n2	63600d2

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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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