Cremona's table of elliptic curves

1666 = 2 · 7² · 17

Field	Data	Notes
Atkin-Lehner	2- 7- 17-	Signs for the Atkin-Lehner involutions
Class	1666n	Isogeny class
Conductor	1666	Conductor
∏ cp	8	Product of Tamagawa factors cp
Δ	163270693922 = 2 · 710 · 172	Discriminant
Eigenvalues	2- -2  0 7- -2  2 17-  0	Hecke eigenvalues for primes up to 20
Equation	[1,0,0,-1373,-2465]	[a1,a2,a3,a4,a6]
j	2433138625/1387778	j-invariant
L	1.6973046052892	L(r)(E,1)/r!
Ω	0.84865230264459	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	13328u2 53312w2 14994s2 41650l2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1666n2

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

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Quadratic twists for elliptic curve 1666n2

-4	8	-3	5	-7	17
13328u2	53312w2	14994s2	41650l2	238d2	28322z2

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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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