Cremona's table of elliptic curves

2679 = 3 · 19 · 47

Field	Data	Notes
Atkin-Lehner	3+ 19+ 47-	Signs for the Atkin-Lehner involutions
Class	2679b	Isogeny class
Conductor	2679	Conductor
∏ cp	6	Product of Tamagawa factors cp
deg	1680	Modular degree for the optimal curve
Δ	112440309 = 3 · 192 · 473	Discriminant
Eigenvalues	-2 3+ -3  1 -5 -4 -4 19+	Hecke eigenvalues for primes up to 20
Equation	[0,-1,1,-132,332]	[a1,a2,a3,a4,a6]
Generators	[-10:23:1] [-8:28:1]	Generators of the group modulo torsion
j	256289886208/112440309	j-invariant
L	1.7235048163105	L(r)(E,1)/r!
Ω	1.6864868713513	Real period
R	0.17032495633245	Regulator
r	2	Rank of the group of rational points
S	1.0000000000009	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	42864e1 8037b1 66975g1 50901l1	Quadratic twists by: -4 -3 5 -19

Hecke Eigenvalues for elliptic curve 2679b1

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	+	-3	1	-5	-4	-4	+	-7	-5	6	3	6	-10	-	-14	4	-10	-4	-12	-2	-17	-6	-18	-1

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Quadratic twists for elliptic curve 2679b1

-4	-3	5	-19	-47
42864e1	8037b1	66975g1	50901l1	125913c1

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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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