Cremona's table of elliptic curves

13818 = 2 · 3 · 7² · 47

Field	Data	Notes
Atkin-Lehner	2- 3- 7- 47-	Signs for the Atkin-Lehner involutions
Class	13818bj	Isogeny class
Conductor	13818	Conductor
∏ cp	192	Product of Tamagawa factors cp
Δ	372010054299912 = 23 · 34 · 76 · 474	Discriminant
Eigenvalues	2- 3- -2 7-  0 -2 -2  0	Hecke eigenvalues for primes up to 20
Equation	[1,0,0,-171599,27330225]	[a1,a2,a3,a4,a6]
Generators	[-332:7075:1]	Generators of the group modulo torsion
j	4749849927048673/3162033288	j-invariant
L	7.5071993794038	L(r)(E,1)/r!
Ω	0.53096555850407	Real period
R	0.29455768752977	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	110544cd4 41454p4 282a3	Quadratic twists by: -4 -3 -7

Hecke Eigenvalues for elliptic curve 13818bj4

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	-	0	-2	-2	0	0	2	8	-2	-2	-8	-	-2	4	10	-8	0	-10	0	-12	-10	-2

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Quadratic twists for elliptic curve 13818bj4

-4	-3	-7
110544cd4	41454p4	282a3

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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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