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	12720j	Isogeny class
Conductor	12720	Conductor
∏ cp	64	Product of Tamagawa factors cp
Δ	3640464000000 = 210 · 34 · 56 · 532	Discriminant
Eigenvalues	2+ 3- 5+  4 -4  2 -6  0	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-3936,23364]	[a1,a2,a3,a4,a6]
j	6587177392516/3555140625	j-invariant
L	2.7540469105604	L(r)(E,1)/r!
Ω	0.68851172764011	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	6360a2 50880db2 38160o2 63600e2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 12720j2

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

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Quadratic twists for elliptic curve 12720j2

-4	8	-3	5
6360a2	50880db2	38160o2	63600e2

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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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