Cremona's table of elliptic curves

Curve 127400bf1

127400 = 23 · 52 · 72 · 13



Data for elliptic curve 127400bf1

Field Data Notes
Atkin-Lehner 2- 5+ 7- 13+ Signs for the Atkin-Lehner involutions
Class 127400bf Isogeny class
Conductor 127400 Conductor
∏ cp 32 Product of Tamagawa factors cp
deg 3981312 Modular degree for the optimal curve
Δ 2.4327446384478E+21 Discriminant
Eigenvalues 2-  0 5+ 7- -2 13+ -4 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-3365075,117734750] [a1,a2,a3,a4,a6]
Generators [-5:11600:1] Generators of the group modulo torsion
j 2238719766084/1292374265 j-invariant
L 4.4103653107055 L(r)(E,1)/r!
Ω 0.123261982862 Real period
R 4.4725522278527 Regulator
r 1 Rank of the group of rational points
S 1.0000000141108 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 25480b1 18200n1 Quadratic twists by: 5 -7


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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