Cremona's table of elliptic curves

21200 = 2⁴ · 5² · 53

Field	Data	Notes
Atkin-Lehner	2- 5- 53-	Signs for the Atkin-Lehner involutions
Class	21200ba	Isogeny class
Conductor	21200	Conductor
∏ cp	3	Product of Tamagawa factors cp
deg	25920	Modular degree for the optimal curve
Δ	84800000000 = 212 · 58 · 53	Discriminant
Eigenvalues	2- -2 5- -1  1 -6 -7  4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-5333,-151037]	[a1,a2,a3,a4,a6]
Generators	[-42:25:1] [158:1725:1]	Generators of the group modulo torsion
j	10485760/53	j-invariant
L	5.3855642196858	L(r)(E,1)/r!
Ω	0.55883294845142	Real period
R	3.2123876700602	Regulator
r	2	Rank of the group of rational points
S	0.99999999999994	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	1325f1 84800cn1 21200j1	Quadratic twists by: -4 8 5

Hecke Eigenvalues for elliptic curve 21200ba1

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	-	-1	1	-6	-7	4	-4	-6	0	-1	6	-9	0	-	-5	-8	-12	12	-14	-6	6	-15	-6

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Quadratic twists for elliptic curve 21200ba1

-4	8	5
1325f1	84800cn1	21200j1

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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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