Cremona's table of elliptic curves

18705 = 3 · 5 · 29 · 43

Field	Data	Notes
Atkin-Lehner	3+ 5+ 29- 43-	Signs for the Atkin-Lehner involutions
Class	18705a	Isogeny class
Conductor	18705	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	14208	Modular degree for the optimal curve
Δ	1695140625 = 3 · 56 · 292 · 43	Discriminant
Eigenvalues	1 3+ 5+  4  2  2 -4  2	Hecke eigenvalues for primes up to 20
Equation	[1,1,0,-2218,39247]	[a1,a2,a3,a4,a6]
Generators	[222:3137:1]	Generators of the group modulo torsion
j	1207575369408169/1695140625	j-invariant
L	5.5210061039537	L(r)(E,1)/r!
Ω	1.4920360450118	Real period
R	3.7003168404755	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	56115n1 93525r1	Quadratic twists by: -3 5

Hecke Eigenvalues for elliptic curve 18705a1

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	+	+	4	2	2	-4	2	-4	-	4	-4	-2	-	-12	12	-14	-2	-4	-4	-8	12	0	-6	-14

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Quadratic twists for elliptic curve 18705a1

-3	5
56115n1	93525r1

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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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