Cremona's table of elliptic curves

39984 = 2⁴ · 3 · 7² · 17

Field	Data	Notes
Atkin-Lehner	2- 3- 7- 17+	Signs for the Atkin-Lehner involutions
Class	39984di	Isogeny class
Conductor	39984	Conductor
∏ cp	6	Product of Tamagawa factors cp
deg	103680	Modular degree for the optimal curve
Δ	27262552375296 = 222 · 33 · 72 · 173	Discriminant
Eigenvalues	2- 3-  3 7-  0  1 17+ -4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-19224,988308]	[a1,a2,a3,a4,a6]
j	3914907891433/135834624	j-invariant
L	3.9740840334818	L(r)(E,1)/r!
Ω	0.66234733892163	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	4998f1 119952gx1 39984bj1	Quadratic twists by: -4 -3 -7

Hecke Eigenvalues for elliptic curve 39984di1

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
-	-	3	-	0	1	+	-4	-6	3	-1	-4	-3	4	3	12	9	10	-2	6	16	4	-9	12	-8

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Quadratic twists for elliptic curve 39984di1

-4	-3	-7
4998f1	119952gx1	39984bj1

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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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