Cremona's table of elliptic curves

16240 = 2⁴ · 5 · 7 · 29

Field	Data	Notes
Atkin-Lehner	2+ 5+ 7- 29-	Signs for the Atkin-Lehner involutions
Class	16240f	Isogeny class
Conductor	16240	Conductor
∏ cp	30	Product of Tamagawa factors cp
deg	15360	Modular degree for the optimal curve
Δ	-2623397907200 = -1 · 28 · 52 · 75 · 293	Discriminant
Eigenvalues	2+ -1 5+ 7- -2  0 -2 -1	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-1281,-79475]	[a1,a2,a3,a4,a6]
Generators	[108:1015:1]	Generators of the group modulo torsion
j	-908803769344/10247648075	j-invariant
L	3.325840684293	L(r)(E,1)/r!
Ω	0.3448342900385	Real period
R	0.32149168265929	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	8120g1 64960bx1 81200g1 113680o1	Quadratic twists by: -4 8 5 -7

Hecke Eigenvalues for elliptic curve 16240f1

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	+	-	-2	0	-2	-1	-1	-	-4	10	-5	6	-3	-1	4	-6	13	-5	15	10	-2	9	-9

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Quadratic twists for elliptic curve 16240f1

-4	8	5	-7
8120g1	64960bx1	81200g1	113680o1

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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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