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	12768s	Isogeny class
Conductor	12768	Conductor
∏ cp	48	Product of Tamagawa factors cp
Δ	4564611072 = 212 · 32 · 73 · 192	Discriminant
Eigenvalues	2- 3+ -4 7- -6  0 -4 19-	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-1905,32481]	[a1,a2,a3,a4,a6]
Generators	[-49:76:1] [-27:252:1]	Generators of the group modulo torsion
j	186756901696/1114407	j-invariant
L	4.6679658268861	L(r)(E,1)/r!
Ω	1.3834399528392	Real period
R	0.28118108880854	Regulator
r	2	Rank of the group of rational points
S	0.99999999999984	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	12768y2 25536dj1 38304z2 89376cs2	Quadratic twists by: -4 8 -3 -7

Hecke Eigenvalues for elliptic curve 12768s2

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

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Quadratic twists for elliptic curve 12768s2

-4	8	-3	-7
12768y2	25536dj1	38304z2	89376cs2

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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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