Cremona's table of elliptic curves

12870 = 2 · 3² · 5 · 11 · 13

Field	Data	Notes
Atkin-Lehner	2- 3+ 5- 11+ 13-	Signs for the Atkin-Lehner involutions
Class	12870bj	Isogeny class
Conductor	12870	Conductor
∏ cp	144	Product of Tamagawa factors cp
Δ	-122573741524977600 = -1 · 26 · 39 · 52 · 116 · 133	Discriminant
Eigenvalues	2- 3+ 5-  2 11+ 13-  6  8	Hecke eigenvalues for primes up to 20
Equation	[1,-1,1,-64937,-17992151]	[a1,a2,a3,a4,a6]
j	-1538518817843307/6227391227200	j-invariant
L	4.9096262306708	L(r)(E,1)/r!
Ω	0.13637850640752	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	102960cr3 12870c1 64350e3	Quadratic twists by: -4 -3 5

Hecke Eigenvalues for elliptic curve 12870bj3

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	8	-6	0	-4	-4	6	-4	0	6	12	2	14	12	-4	-16	12	-6	14

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Quadratic twists for elliptic curve 12870bj3

-4	-3	5
102960cr3	12870c1	64350e3

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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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