Cremona's table of elliptic curves

26979 = 3 · 17 · 23²

Field	Data	Notes
Atkin-Lehner	3- 17+ 23-	Signs for the Atkin-Lehner involutions
Class	26979l	Isogeny class
Conductor	26979	Conductor
∏ cp	20	Product of Tamagawa factors cp
deg	63360	Modular degree for the optimal curve
Δ	14065333921557 = 35 · 17 · 237	Discriminant
Eigenvalues	-2 3-  0 -1  0 -5 17+  8	Hecke eigenvalues for primes up to 20
Equation	[0,1,1,-9698,-323518]	[a1,a2,a3,a4,a6]
Generators	[199:-2381:1]	Generators of the group modulo torsion
j	681472000/95013	j-invariant
L	2.9351718060598	L(r)(E,1)/r!
Ω	0.48554513605574	Real period
R	0.30225529905451	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	80937v1 1173f1	Quadratic twists by: -3 -23

Hecke Eigenvalues for elliptic curve 26979l1

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	-	0	-1	0	-5	+	8	-	1	0	1	-2	-2	-4	3	4	-1	4	3	8	1	9	1	-3

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Quadratic twists for elliptic curve 26979l1

-3	-23
80937v1	1173f1

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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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