Cremona's table of elliptic curves

9867 = 3 · 11 · 13 · 23

Field	Data	Notes
Atkin-Lehner	3+ 11+ 13+ 23-	Signs for the Atkin-Lehner involutions
Class	9867c	Isogeny class
Conductor	9867	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	12698829 = 33 · 112 · 132 · 23	Discriminant
Eigenvalues	-1 3+ -2 -4 11+ 13+ -2  0	Hecke eigenvalues for primes up to 20
Equation	[1,1,1,-3309,71886]	[a1,a2,a3,a4,a6]
Generators	[-3:287:1] [8:210:1]	Generators of the group modulo torsion
j	4007026517395537/12698829	j-invariant
L	2.8403300547216	L(r)(E,1)/r!
Ω	1.9605654750373	Real period
R	1.4487300173784	Regulator
r	2	Rank of the group of rational points
S	0.99999999999974	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	29601f2 108537j2 128271m2	Quadratic twists by: -3 -11 13

Hecke Eigenvalues for elliptic curve 9867c2

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	+	-2	-4	+	+	-2	0	-	0	-4	8	6	-2	-6	-6	-10	-8	-2	-6	10	-10	-4	-14	-16

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Quadratic twists for elliptic curve 9867c2

-3	-11	13
29601f2	108537j2	128271m2

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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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