Cremona's table of elliptic curves

Curve 78400hd1

78400 = 26 · 52 · 72



Data for elliptic curve 78400hd1

Field Data Notes
Atkin-Lehner 2- 5+ 7- Signs for the Atkin-Lehner involutions
Class 78400hd Isogeny class
Conductor 78400 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 221184 Modular degree for the optimal curve
Δ -102942875000000 = -1 · 26 · 59 · 77 Discriminant
Eigenvalues 2-  1 5+ 7- -1  1  1  0 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-92283,10770563] [a1,a2,a3,a4,a6]
Generators [178:125:1] Generators of the group modulo torsion
j -738763264/875 j-invariant
L 6.9132521089752 L(r)(E,1)/r!
Ω 0.59490802255039 Real period
R 1.4525884354383 Regulator
r 1 Rank of the group of rational points
S 0.99999999990246 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 78400hs1 39200bw1 15680cg1 11200by1 Quadratic twists by: -4 8 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
Back to Tables and computations