Cremona's table of elliptic curves

1886 = 2 · 23 · 41

Field	Data	Notes
Atkin-Lehner	2+ 23+ 41-	Signs for the Atkin-Lehner involutions
Class	1886a	Isogeny class
Conductor	1886	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	1344	Modular degree for the optimal curve
Δ	88838144 = 212 · 232 · 41	Discriminant
Eigenvalues	2+  2 -2  4 -4  6  0  4	Hecke eigenvalues for primes up to 20
Equation	[1,1,0,-491,3965]	[a1,a2,a3,a4,a6]
j	13132563308857/88838144	j-invariant
L	1.9209320967328	L(r)(E,1)/r!
Ω	1.9209320967328	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	15088g1 60352e1 16974p1 47150q1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1886a1

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	-4	6	0	4	+	10	-4	10	-	-4	2	12	-12	-6	8	10	6	-4	-4	0	8

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Quadratic twists for elliptic curve 1886a1

-4	8	-3	5	-7	-23	41
15088g1	60352e1	16974p1	47150q1	92414d1	43378i1	77326c1

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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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