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	9840z	Isogeny class
Conductor	9840	Conductor
∏ cp	256	Product of Tamagawa factors cp
Δ	55771545600000000 = 220 · 34 · 58 · 412	Discriminant
Eigenvalues	2- 3- 5-  0 -4 -2  2  4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-98720,-3697932]	[a1,a2,a3,a4,a6]
Generators	[-284:1230:1]	Generators of the group modulo torsion
j	25976677550021281/13616100000000	j-invariant
L	5.4845362519249	L(r)(E,1)/r!
Ω	0.28547781215148	Real period
R	1.2007361033138	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	1230f2 39360br2 29520bh2 49200bt2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 9840z2

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

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Quadratic twists for elliptic curve 9840z2

-4	8	-3	5
1230f2	39360br2	29520bh2	49200bt2

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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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