Cremona's table of elliptic curves

7973 = 7 · 17 · 67

Field	Data	Notes
Atkin-Lehner	7- 17- 67-	Signs for the Atkin-Lehner involutions
Class	7973h	Isogeny class
Conductor	7973	Conductor
∏ cp	3	Product of Tamagawa factors cp
deg	2736	Modular degree for the optimal curve
Δ	390677 = 73 · 17 · 67	Discriminant
Eigenvalues	0 -2 -4 7- -3  3 17- -6	Hecke eigenvalues for primes up to 20
Equation	[0,1,1,-565,4985]	[a1,a2,a3,a4,a6]
Generators	[-1:74:1] [1:66:1]	Generators of the group modulo torsion
j	19981932691456/390677	j-invariant
L	2.9739960800982	L(r)(E,1)/r!
Ω	2.7659687268693	Real period
R	0.35840319417542	Regulator
r	2	Rank of the group of rational points
S	1.0000000000001	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	127568v1 71757n1 55811h1	Quadratic twists by: -4 -3 -7

Hecke Eigenvalues for elliptic curve 7973h1

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
0	-2	-4	-	-3	3	-	-6	-6	4	0	-6	-4	-6	-2	0	0	0	-	-4	-11	-15	2	-12	-14

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Quadratic twists for elliptic curve 7973h1

-4	-3	-7
127568v1	71757n1	55811h1

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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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