Cremona's table of elliptic curves

13448 = 2³ · 41²

Field	Data	Notes
Atkin-Lehner	2+ 41+	Signs for the Atkin-Lehner involutions
Class	13448b	Isogeny class
Conductor	13448	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	40320	Modular degree for the optimal curve
Δ	49857094113536 = 28 · 417	Discriminant
Eigenvalues	2+ -2  2  2 -2 -6  6  2	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-20732,1090720]	[a1,a2,a3,a4,a6]
Generators	[4168:268960:1]	Generators of the group modulo torsion
j	810448/41	j-invariant
L	3.7605971399885	L(r)(E,1)/r!
Ω	0.62586758615107	Real period
R	3.0043073193127	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	26896b1 107584b1 121032n1 328b1	Quadratic twists by: -4 8 -3 41

Hecke Eigenvalues for elliptic curve 13448b1

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

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Quadratic twists for elliptic curve 13448b1

-4	8	-3	41
26896b1	107584b1	121032n1	328b1

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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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