Cremona's table of elliptic curves

18540 = 2² · 3² · 5 · 103

Field	Data	Notes
Atkin-Lehner	2- 3+ 5+ 103-	Signs for the Atkin-Lehner involutions
Class	18540a	Isogeny class
Conductor	18540	Conductor
∏ cp	6	Product of Tamagawa factors cp
deg	6912	Modular degree for the optimal curve
Δ	-2595006720 = -1 · 28 · 39 · 5 · 103	Discriminant
Eigenvalues	2- 3+ 5+  1  0  4 -3  0	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,297,-1458]	[a1,a2,a3,a4,a6]
Generators	[27:162:1]	Generators of the group modulo torsion
j	574992/515	j-invariant
L	5.0169979800694	L(r)(E,1)/r!
Ω	0.79202332884505	Real period
R	1.055734470891	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	74160u1 18540b1 92700a1	Quadratic twists by: -4 -3 5

Hecke Eigenvalues for elliptic curve 18540a1

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	0	4	-3	0	-2	-4	-1	11	4	6	-9	-12	-4	1	-4	8	1	-10	-12	15	-16

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Quadratic twists for elliptic curve 18540a1

-4	-3	5
74160u1	18540b1	92700a1

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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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