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	2806b	Isogeny class
Conductor	2806	Conductor
∏ cp	21	Product of Tamagawa factors cp
deg	70224	Modular degree for the optimal curve
Δ	-7.8310916271857E+19	Discriminant
Eigenvalues	2+  0 -3  3  2 -2 -2  5	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-1041131,590570501]	[a1,a2,a3,a4,a6]
Generators	[7598:167367:8]	Generators of the group modulo torsion
j	-124807326579650811896073/78310916271856654336	j-invariant
L	2.1632985427059	L(r)(E,1)/r!
Ω	0.17857965299569	Real period
R	0.57685304339691	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	22448b1 89792b1 25254q1 70150j1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2806b1

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	-3	3	2	-2	-2	5	-	-5	0	10	6	-4	-7	-4	-9	-	4	0	-1	-5	0	1	6

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Quadratic twists for elliptic curve 2806b1

-4	8	-3	5	-23
22448b1	89792b1	25254q1	70150j1	64538a1

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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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