Cremona's table of elliptic curves

21560 = 2³ · 5 · 7² · 11

Field	Data	Notes
Atkin-Lehner	2- 5+ 7+ 11-	Signs for the Atkin-Lehner involutions
Class	21560j	Isogeny class
Conductor	21560	Conductor
∏ cp	30	Product of Tamagawa factors cp
deg	362880	Modular degree for the optimal curve
Δ	47535460651571200 = 211 · 52 · 78 · 115	Discriminant
Eigenvalues	2-  1 5+ 7+ 11- -5  4 -2	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-3277136,2282324960]	[a1,a2,a3,a4,a6]
Generators	[947:5390:1]	Generators of the group modulo torsion
j	329680277223458/4026275	j-invariant
L	5.3697342441946	L(r)(E,1)/r!
Ω	0.32539690456211	Real period
R	0.55007020338445	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	43120a1 107800c1 21560t1	Quadratic twists by: -4 5 -7

Hecke Eigenvalues for elliptic curve 21560j1

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	+	+	-	-5	4	-2	6	-1	4	4	-4	-6	0	-10	15	9	-5	4	2	-11	6	10	17

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Quadratic twists for elliptic curve 21560j1

-4	5	-7
43120a1	107800c1	21560t1

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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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