Cremona's table of elliptic curves

1568 = 2⁵ · 7²

Field	Data	Notes
Atkin-Lehner	2+ 7-	Signs for the Atkin-Lehner involutions
Class	1568c	Isogeny class
Conductor	1568	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	384	Modular degree for the optimal curve
Δ	-52706752 = -1 · 26 · 77	Discriminant
Eigenvalues	2+  2  0 7- -4  4  2  6	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,82,176]	[a1,a2,a3,a4,a6]
j	8000/7	j-invariant
L	2.5966442793218	L(r)(E,1)/r!
Ω	1.2983221396609	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	1568e1 3136ba1 14112bx1 39200cf1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1568c1

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	0	-	-4	4	2	6	8	2	4	10	10	4	-4	-2	-10	8	-8	0	6	-16	-2	-18	2

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Quadratic twists for elliptic curve 1568c1

-4	8	-3	5	-7
1568e1	3136ba1	14112bx1	39200cf1	224a1

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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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