Cremona's table of elliptic curves

Curve 68800dr1

68800 = 26 · 52 · 43



Data for elliptic curve 68800dr1

Field Data Notes
Atkin-Lehner 2- 5+ 43- Signs for the Atkin-Lehner involutions
Class 68800dr Isogeny class
Conductor 68800 Conductor
∏ cp 1 Product of Tamagawa factors cp
deg 5280 Modular degree for the optimal curve
Δ -68800 = -1 · 26 · 52 · 43 Discriminant
Eigenvalues 2- -2 5+ -2  4  2  3  6 Hecke eigenvalues for primes up to 20
Equation [0,1,0,7,13] [a1,a2,a3,a4,a6]
Generators [4:11:1] Generators of the group modulo torsion
j 20480/43 j-invariant
L 4.4711397686878 L(r)(E,1)/r!
Ω 2.4038934688555 Real period
R 1.8599575343692 Regulator
r 1 Rank of the group of rational points
S 0.99999999988129 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 68800m1 17200n1 68800eb1 Quadratic twists by: -4 8 5


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