Cremona's table of elliptic curves

1260 = 2² · 3² · 5 · 7

Field	Data	Notes
Atkin-Lehner	2- 3+ 5+ 7+	Signs for the Atkin-Lehner involutions
Class	1260a	Isogeny class
Conductor	1260	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	288	Modular degree for the optimal curve
Δ	55112400 = 24 · 39 · 52 · 7	Discriminant
Eigenvalues	2- 3+ 5+ 7+  4  0  2 -6	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-108,-243]	[a1,a2,a3,a4,a6]
j	442368/175	j-invariant
L	1.5321622499865	L(r)(E,1)/r!
Ω	1.5321622499865	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	5040w1 20160r1 1260c1 6300c1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1260a1

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

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Quadratic twists for elliptic curve 1260a1

-4	8	-3	5	-7
5040w1	20160r1	1260c1	6300c1	8820f1

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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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