Cremona's table of elliptic curves

21160 = 2³ · 5 · 23²

Field	Data	Notes
Atkin-Lehner	2- 5- 23-	Signs for the Atkin-Lehner involutions
Class	21160i	Isogeny class
Conductor	21160	Conductor
∏ cp	14	Product of Tamagawa factors cp
deg	432768	Modular degree for the optimal curve
Δ	1566219705620000000 = 28 · 57 · 238	Discriminant
Eigenvalues	2-  2 5-  2 -5  2 -2  1	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-2222505,1274618525]	[a1,a2,a3,a4,a6]
j	60560505856/78125	j-invariant
L	3.7361697417254	L(r)(E,1)/r!
Ω	0.2668692672661	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	42320i1 105800m1 21160g1	Quadratic twists by: -4 5 -23

Hecke Eigenvalues for elliptic curve 21160i1

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	-5	2	-2	1	-	2	-7	2	5	8	-4	12	4	1	8	5	-4	7	12	-14	4

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Quadratic twists for elliptic curve 21160i1

-4	5	-23
42320i1	105800m1	21160g1

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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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