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	39984da	Isogeny class
Conductor	39984	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	262656	Modular degree for the optimal curve
Δ	-10856554190340096 = -1 · 231 · 3 · 73 · 173	Discriminant
Eigenvalues	2- 3-  1 7-  1 -5 17+  8	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-54280,6969332]	[a1,a2,a3,a4,a6]
j	-12589171852447/7727480832	j-invariant
L	2.9974320091147	L(r)(E,1)/r!
Ω	0.37467900114736	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	4998d1 119952gj1 39984cd1	Quadratic twists by: -4 -3 -7

Hecke Eigenvalues for elliptic curve 39984da1

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	-	1	-5	+	8	6	-4	-2	3	-6	-13	2	5	-4	2	5	-14	11	-1	-15	5	-1

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Quadratic twists for elliptic curve 39984da1

-4	-3	-7
4998d1	119952gj1	39984cd1

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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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