Cremona's table of elliptic curves

20880 = 2⁴ · 3² · 5 · 29

Field	Data	Notes
Atkin-Lehner	2+ 3- 5+ 29-	Signs for the Atkin-Lehner involutions
Class	20880q	Isogeny class
Conductor	20880	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	76800	Modular degree for the optimal curve
Δ	-802697343750000 = -1 · 24 · 311 · 510 · 29	Discriminant
Eigenvalues	2+ 3- 5+  3  3 -1  5  0	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,16377,-1098803]	[a1,a2,a3,a4,a6]
Generators	[33352:253125:512]	Generators of the group modulo torsion
j	41646570900224/68818359375	j-invariant
L	5.9005401366745	L(r)(E,1)/r!
Ω	0.26481979124413	Real period
R	2.7851676554052	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	10440g1 83520fx1 6960r1 104400br1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 20880q1

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	3	-1	5	0	4	-	-8	-8	6	-10	-7	0	-8	-10	-3	6	-4	-16	-12	-11	-16

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Quadratic twists for elliptic curve 20880q1

-4	8	-3	5
10440g1	83520fx1	6960r1	104400br1

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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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