Cremona's table of elliptic curves

6845 = 5 · 37²

Field	Data	Notes
Atkin-Lehner	5+ 37+	Signs for the Atkin-Lehner involutions
Class	6845a	Isogeny class
Conductor	6845	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	10944	Modular degree for the optimal curve
Δ	2373296928325 = 52 · 377	Discriminant
Eigenvalues	0 -1 5+ -3 -5 -4  4  8	Hecke eigenvalues for primes up to 20
Equation	[0,-1,1,-7301,230841]	[a1,a2,a3,a4,a6]
Generators	[-49:684:1]	Generators of the group modulo torsion
j	16777216/925	j-invariant
L	1.6036582800185	L(r)(E,1)/r!
Ω	0.80528732063321	Real period
R	0.24892641404647	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	109520i1 61605j1 34225a1 185b1	Quadratic twists by: -4 -3 5 37

Hecke Eigenvalues for elliptic curve 6845a1

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	+	-3	-5	-4	4	8	-4	-4	-2	+	-5	6	9	3	8	10	-4	5	-15	14	11	2	-10

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Quadratic twists for elliptic curve 6845a1

-4	-3	5	37
109520i1	61605j1	34225a1	185b1

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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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