Cremona's table of elliptic curves

8308 = 2² · 31 · 67

Field	Data	Notes
Atkin-Lehner	2- 31- 67+	Signs for the Atkin-Lehner involutions
Class	8308b	Isogeny class
Conductor	8308	Conductor
∏ cp	30	Product of Tamagawa factors cp
deg	9600	Modular degree for the optimal curve
Δ	-2056260141424 = -1 · 24 · 315 · 672	Discriminant
Eigenvalues	2-  0 -1  1  0  6  4 -5	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-8393,303889]	[a1,a2,a3,a4,a6]
Generators	[117:961:1]	Generators of the group modulo torsion
j	-4086536655446784/128516258839	j-invariant
L	4.0868138108657	L(r)(E,1)/r!
Ω	0.82329655707663	Real period
R	0.16546543995347	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	33232g1 74772d1	Quadratic twists by: -4 -3

Hecke Eigenvalues for elliptic curve 8308b1

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	-1	1	0	6	4	-5	-4	4	-	-2	-7	8	-4	-8	-3	4	+	9	-8	8	6	-12	15

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Quadratic twists for elliptic curve 8308b1

-4	-3
33232g1	74772d1

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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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