Cremona's table of elliptic curves

39975 = 3 · 5² · 13 · 41

Field	Data	Notes
Atkin-Lehner	3- 5+ 13+ 41-	Signs for the Atkin-Lehner involutions
Class	39975r	Isogeny class
Conductor	39975	Conductor
∏ cp	21	Product of Tamagawa factors cp
deg	70560	Modular degree for the optimal curve
Δ	30617077359375 = 37 · 56 · 13 · 413	Discriminant
Eigenvalues	-1 3- 5+ -2  1 13+  1  0	Hecke eigenvalues for primes up to 20
Equation	[1,0,0,-7963,62042]	[a1,a2,a3,a4,a6]
Generators	[-37:572:1]	Generators of the group modulo torsion
j	3573857582569/1959492951	j-invariant
L	4.0864686345904	L(r)(E,1)/r!
Ω	0.57433696438794	Real period
R	0.33881459242607	Regulator
r	1	Rank of the group of rational points
S	0.9999999999999	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	119925o1 1599d1	Quadratic twists by: -3 5

Hecke Eigenvalues for elliptic curve 39975r1

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	-	+	-2	1	+	1	0	3	5	-5	8	-	6	-3	3	-12	-5	-4	0	16	-13	8	-2	-13

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Quadratic twists for elliptic curve 39975r1

-3	5
119925o1	1599d1

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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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