Cremona's table of elliptic curves

9840 = 2⁴ · 3 · 5 · 41

Field	Data	Notes
Atkin-Lehner	2- 3+ 5+ 41+	Signs for the Atkin-Lehner involutions
Class	9840l	Isogeny class
Conductor	9840	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	635175936000000 = 216 · 32 · 56 · 413	Discriminant
Eigenvalues	2- 3+ 5+  4  6 -4  0 -2	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-204096,35536896]	[a1,a2,a3,a4,a6]
j	229545811016693569/155072250000	j-invariant
L	2.031643810952	L(r)(E,1)/r!
Ω	0.507910952738	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	1230h3 39360cx3 29520cf3 49200df3	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 9840l3

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

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Quadratic twists for elliptic curve 9840l3

-4	8	-3	5
1230h3	39360cx3	29520cf3	49200df3

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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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