Cremona's table of elliptic curves

Curve 39780b1

39780 = 22 · 32 · 5 · 13 · 17



Data for elliptic curve 39780b1

Field Data Notes
Atkin-Lehner 2- 3+ 5+ 13+ 17- Signs for the Atkin-Lehner involutions
Class 39780b Isogeny class
Conductor 39780 Conductor
∏ cp 12 Product of Tamagawa factors cp
deg 5376 Modular degree for the optimal curve
Δ -6205680 = -1 · 24 · 33 · 5 · 132 · 17 Discriminant
Eigenvalues 2- 3+ 5+  1  3 13+ 17- -5 Hecke eigenvalues for primes up to 20
Equation [0,0,0,27,-107] [a1,a2,a3,a4,a6]
Generators [11:39:1] Generators of the group modulo torsion
j 5038848/14365 j-invariant
L 5.6248845273742 L(r)(E,1)/r!
Ω 1.2244043831635 Real period
R 0.38283134536832 Regulator
r 1 Rank of the group of rational points
S 0.99999999999961 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 39780g1 Quadratic twists by: -3


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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