Cremona's table of elliptic curves

23520 = 2⁵ · 3 · 5 · 7²

Field	Data	Notes
Atkin-Lehner	2+ 3- 5- 7-	Signs for the Atkin-Lehner involutions
Class	23520t	Isogeny class
Conductor	23520	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	2560	Modular degree for the optimal curve
Δ	329280 = 26 · 3 · 5 · 73	Discriminant
Eigenvalues	2+ 3- 5- 7- -2 -2  0  4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-30,48]	[a1,a2,a3,a4,a6]
j	140608/15	j-invariant
L	2.9537333550967	L(r)(E,1)/r!
Ω	2.9537333550967	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	23520h1 47040ei1 70560cz1 117600eu1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 23520t1

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	0	4	0	-4	6	-8	10	10	-6	10	-12	14	6	-16	2	0	0	10	-2

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Quadratic twists for elliptic curve 23520t1

-4	8	-3	5	-7
23520h1	47040ei1	70560cz1	117600eu1	23520c1

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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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