Cremona's table of elliptic curves

2806 = 2 · 23 · 61

Field	Data	Notes
Atkin-Lehner	2+ 23- 61-	Signs for the Atkin-Lehner involutions
Class	2806c	Isogeny class
Conductor	2806	Conductor
∏ cp	3	Product of Tamagawa factors cp
Δ	-171067408384 = -1 · 215 · 23 · 613	Discriminant
Eigenvalues	2+ -2  3 -1  0  2 -6  5	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,833,17682]	[a1,a2,a3,a4,a6]
Generators	[-10:96:1]	Generators of the group modulo torsion
j	64033605880343/171067408384	j-invariant
L	2.0612405264307	L(r)(E,1)/r!
Ω	0.71310830108722	Real period
R	0.96350045908786	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	22448c2 89792d2 25254r2 70150k2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2806c2

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	3	-1	0	2	-6	5	-	-9	-4	2	-6	2	3	-6	-3	-	14	0	-13	-13	0	3	8

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Quadratic twists for elliptic curve 2806c2

-4	8	-3	5	-23
22448c2	89792d2	25254r2	70150k2	64538b2

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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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