Cremona's table of elliptic curves

990 = 2 · 3² · 5 · 11

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 11+	Signs for the Atkin-Lehner involutions
Class	990j	Isogeny class
Conductor	990	Conductor
∏ cp	64	Product of Tamagawa factors cp
deg	512	Modular degree for the optimal curve
Δ	153964800 = 28 · 37 · 52 · 11	Discriminant
Eigenvalues	2- 3- 5+ -4 11+ -2  2 -8	Hecke eigenvalues for primes up to 20
Equation	[1,-1,1,-203,987]	[a1,a2,a3,a4,a6]
Generators	[-13:42:1]	Generators of the group modulo torsion
j	1263214441/211200	j-invariant
L	3.0722751578185	L(r)(E,1)/r!
Ω	1.7426021642216	Real period
R	0.4407596898617	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	7920be1 31680by1 330e1 4950l1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 990j1

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
-	-	+	-4	+	-2	2	-8	0	-2	-8	-10	10	0	0	-14	4	14	-4	-8	10	12	-4	6	-14

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Quadratic twists for elliptic curve 990j1

-4	8	-3	5	-7	-11
7920be1	31680by1	330e1	4950l1	48510dt1	10890q1

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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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