Cremona's table of elliptic curves

20160 = 2⁶ · 3² · 5 · 7

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 7-	Signs for the Atkin-Lehner involutions
Class	20160ef	Isogeny class
Conductor	20160	Conductor
∏ cp	16	Product of Tamagawa factors cp
deg	73728	Modular degree for the optimal curve
Δ	907748624664000 = 26 · 39 · 53 · 78	Discriminant
Eigenvalues	2- 3- 5+ 7-  4 -2  2  0	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-47703,3739048]	[a1,a2,a3,a4,a6]
j	257307998572864/19456203375	j-invariant
L	1.9487607427348	L(r)(E,1)/r!
Ω	0.48719018568371	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	20160dx1 10080ce3 6720cm1 100800lt1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 20160ef1

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	0	-4	2	-8	-10	-2	4	4	10	-4	2	4	0	-6	-8	4	6	10

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Quadratic twists for elliptic curve 20160ef1

-4	8	-3	5
20160dx1	10080ce3	6720cm1	100800lt1

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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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