Cremona's table of elliptic curves

12768 = 2⁵ · 3 · 7 · 19

Field	Data	Notes
Atkin-Lehner	2+ 3- 7- 19-	Signs for the Atkin-Lehner involutions
Class	12768k	Isogeny class
Conductor	12768	Conductor
∏ cp	48	Product of Tamagawa factors cp
Δ	7545581568 = 212 · 36 · 7 · 192	Discriminant
Eigenvalues	2+ 3-  4 7-  2  6  0 19-	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-13441,-604273]	[a1,a2,a3,a4,a6]
j	65567831132224/1842183	j-invariant
L	5.3207266157447	L(r)(E,1)/r!
Ω	0.4433938846454	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	12768l2 25536q1 38304br2 89376j2	Quadratic twists by: -4 8 -3 -7

Hecke Eigenvalues for elliptic curve 12768k2

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	6	0	-	6	-6	0	-6	0	-8	0	-2	0	10	-4	-2	14	-12	16	-8	-2

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Quadratic twists for elliptic curve 12768k2

-4	8	-3	-7
12768l2	25536q1	38304br2	89376j2

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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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