Cremona's table of elliptic curves

2223 = 3² · 13 · 19

Field	Data	Notes
Atkin-Lehner	3- 13+ 19+	Signs for the Atkin-Lehner involutions
Class	2223b	Isogeny class
Conductor	2223	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	125440	Modular degree for the optimal curve
Δ	-1.0989772228066E+21	Discriminant
Eigenvalues	-2 3- -1 -1 -5 13+ -7 19+	Hecke eigenvalues for primes up to 20
Equation	[0,0,1,913227,-1559197458]	[a1,a2,a3,a4,a6]
j	115540013304585949184/1507513337183302371	j-invariant
L	0.30394260774147	L(r)(E,1)/r!
Ω	0.075985651935367	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	35568bt1 741d1 55575s1 108927be1	Quadratic twists by: -4 -3 5 -7

Hecke Eigenvalues for elliptic curve 2223b1

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	-5	+	-7	+	4	-2	2	0	12	-1	-3	2	0	-9	-4	12	1	4	4	-18	10

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Quadratic twists for elliptic curve 2223b1

-4	-3	5	-7	13	-19
35568bt1	741d1	55575s1	108927be1	28899n1	42237f1

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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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