Cremona's table of elliptic curves

7865 = 5 · 11² · 13

Field	Data	Notes
Atkin-Lehner	5+ 11- 13-	Signs for the Atkin-Lehner involutions
Class	7865c	Isogeny class
Conductor	7865	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	2688	Modular degree for the optimal curve
Δ	983125 = 54 · 112 · 13	Discriminant
Eigenvalues	-1  3 5+ -2 11- 13- -3  2	Hecke eigenvalues for primes up to 20
Equation	[1,-1,1,-243,-1394]	[a1,a2,a3,a4,a6]
Generators	[-240:119:27]	Generators of the group modulo torsion
j	13064132169/8125	j-invariant
L	4.1112999653896	L(r)(E,1)/r!
Ω	1.2096338046036	Real period
R	1.6993985906077	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	125840cb1 70785be1 39325c1 7865a1	Quadratic twists by: -4 -3 5 -11

Hecke Eigenvalues for elliptic curve 7865c1

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
-1	3	+	-2	-	-	-3	2	3	-5	-2	-2	-6	-9	10	-13	4	1	-2	-2	-4	5	4	14	6

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Quadratic twists for elliptic curve 7865c1

-4	-3	5	-11	13
125840cb1	70785be1	39325c1	7865a1	102245j1

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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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