Cremona's table of elliptic curves

16920 = 2³ · 3² · 5 · 47

Field	Data	Notes
Atkin-Lehner	2- 3+ 5+ 47-	Signs for the Atkin-Lehner involutions
Class	16920i	Isogeny class
Conductor	16920	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	166656	Modular degree for the optimal curve
Δ	-74008080000000 = -1 · 210 · 39 · 57 · 47	Discriminant
Eigenvalues	2- 3+ 5+ -1 -6  1 -5  5	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-1377243,622105542]	[a1,a2,a3,a4,a6]
Generators	[699:972:1]	Generators of the group modulo torsion
j	-14333893854522732/3671875	j-invariant
L	3.8741304263409	L(r)(E,1)/r!
Ω	0.48985572322863	Real period
R	1.9771793217024	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	33840a1 16920c1 84600b1	Quadratic twists by: -4 -3 5

Hecke Eigenvalues for elliptic curve 16920i1

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
-	+	+	-1	-6	1	-5	5	1	-3	4	6	5	8	-	-3	3	7	-12	-5	14	-2	-14	-6	-2

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Quadratic twists for elliptic curve 16920i1

-4	-3	5
33840a1	16920c1	84600b1

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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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