Cremona's table of elliptic curves

1818 = 2 · 3² · 101

Field	Data	Notes
Atkin-Lehner	2+ 3+ 101-	Signs for the Atkin-Lehner involutions
Class	1818b	Isogeny class
Conductor	1818	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	456	Modular degree for the optimal curve
Δ	-7951932 = -1 · 22 · 39 · 101	Discriminant
Eigenvalues	2+ 3+  2 -2  4  6 -4  4	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,39,89]	[a1,a2,a3,a4,a6]
j	328509/404	j-invariant
L	1.5652448951084	L(r)(E,1)/r!
Ω	1.5652448951084	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	14544n1 58176b1 1818h1 45450bp1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1818b1

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	-2	4	6	-4	4	0	-2	0	10	-10	4	12	-6	-12	8	-4	8	14	16	4	-6	-14

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Quadratic twists for elliptic curve 1818b1

-4	8	-3	5	-7
14544n1	58176b1	1818h1	45450bp1	89082c1

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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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