Cremona's table of elliptic curves

Curve 128478bn2

128478 = 2 · 3 · 72 · 19 · 23



Data for elliptic curve 128478bn2

Field Data Notes
Atkin-Lehner 2+ 3- 7- 19- 23+ Signs for the Atkin-Lehner involutions
Class 128478bn Isogeny class
Conductor 128478 Conductor
∏ cp 288 Product of Tamagawa factors cp
Δ -1.2938187322786E+28 Discriminant
Eigenvalues 2+ 3- -2 7- -6 -6  4 19- Hecke eigenvalues for primes up to 20
Equation [1,0,1,532353663,2756583349300] [a1,a2,a3,a4,a6]
j 141819586013453204167621127/109972777692846964137984 j-invariant
L 1.8436138322053 L(r)(E,1)/r!
Ω 0.025605751868859 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 18354a2 Quadratic twists by: -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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