Cremona's table of elliptic curves

660 = 2² · 3 · 5 · 11

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 11-	Signs for the Atkin-Lehner involutions
Class	660d	Isogeny class
Conductor	660	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	-386718750000 = -1 · 24 · 32 · 512 · 11	Discriminant
Eigenvalues	2- 3- 5+  2 11-  2  0  2	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-15621,-757296]	[a1,a2,a3,a4,a6]
j	-26348629355659264/24169921875	j-invariant
L	1.9215808163168	L(r)(E,1)/r!
Ω	0.21350897959076	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	9	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	2640o3 10560i3 1980d3 3300e3	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 660d3

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

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Quadratic twists for elliptic curve 660d3

-4	8	-3	5	-7	-11	13
2640o3	10560i3	1980d3	3300e3	32340s3	7260n3	111540bi3

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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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