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	9840ba	Isogeny class
Conductor	9840	Conductor
∏ cp	96	Product of Tamagawa factors cp
deg	9216	Modular degree for the optimal curve
Δ	850176000000 = 214 · 34 · 56 · 41	Discriminant
Eigenvalues	2- 3- 5-  2 -2 -2 -4 -2	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-2440,12788]	[a1,a2,a3,a4,a6]
Generators	[-34:240:1]	Generators of the group modulo torsion
j	392383937161/207562500	j-invariant
L	5.8328157992323	L(r)(E,1)/r!
Ω	0.78056498814265	Real period
R	0.31135651140717	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	1230a1 39360bt1 29520bi1 49200ca1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 9840ba1

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

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Quadratic twists for elliptic curve 9840ba1

-4	8	-3	5
1230a1	39360bt1	29520bi1	49200ca1

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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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