Cremona's table of elliptic curves

39216 = 2⁴ · 3 · 19 · 43

Field	Data	Notes
Atkin-Lehner	2- 3+ 19+ 43-	Signs for the Atkin-Lehner involutions
Class	39216r	Isogeny class
Conductor	39216	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	39936	Modular degree for the optimal curve
Δ	120471552 = 214 · 32 · 19 · 43	Discriminant
Eigenvalues	2- 3+ -4  2  4  4 -2 19+	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-2440,-45584]	[a1,a2,a3,a4,a6]
Generators	[116:1104:1]	Generators of the group modulo torsion
j	392383937161/29412	j-invariant
L	4.3992525547203	L(r)(E,1)/r!
Ω	0.67926497240991	Real period
R	3.2382448185937	Regulator
r	1	Rank of the group of rational points
S	1.0000000000007	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	4902g1 117648bk1	Quadratic twists by: -4 -3

Hecke Eigenvalues for elliptic curve 39216r1

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

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Quadratic twists for elliptic curve 39216r1

-4	-3
4902g1	117648bk1

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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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