Cremona's table of elliptic curves

19992 = 2³ · 3 · 7² · 17

Field	Data	Notes
Atkin-Lehner	2- 3- 7- 17-	Signs for the Atkin-Lehner involutions
Class	19992bb	Isogeny class
Conductor	19992	Conductor
∏ cp	60	Product of Tamagawa factors cp
deg	92160	Modular degree for the optimal curve
Δ	-1154613354806016 = -1 · 28 · 33 · 76 · 175	Discriminant
Eigenvalues	2- 3- -3 7- -1 -3 17- -1	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,25023,601299]	[a1,a2,a3,a4,a6]
Generators	[261:4998:1]	Generators of the group modulo torsion
j	57530252288/38336139	j-invariant
L	4.7240017354871	L(r)(E,1)/r!
Ω	0.30633534234446	Real period
R	0.25701690720879	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	39984j1 59976n1 408c1	Quadratic twists by: -4 -3 -7

Hecke Eigenvalues for elliptic curve 19992bb1

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
-	-	-3	-	-1	-3	-	-1	7	6	2	-4	-9	-1	-10	-2	6	12	-4	-12	10	2	14	-4	-12

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Quadratic twists for elliptic curve 19992bb1

-4	-3	-7
39984j1	59976n1	408c1

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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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