Cremona's table of elliptic curves

Curve 68400ce1

68400 = 24 · 32 · 52 · 19



Data for elliptic curve 68400ce1

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 19- Signs for the Atkin-Lehner involutions
Class 68400ce Isogeny class
Conductor 68400 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 12288 Modular degree for the optimal curve
Δ 16621200 = 24 · 37 · 52 · 19 Discriminant
Eigenvalues 2+ 3- 5+ -3  4 -4 -4 19- Hecke eigenvalues for primes up to 20
Equation [0,0,0,-75,-155] [a1,a2,a3,a4,a6]
Generators [-4:9:1] Generators of the group modulo torsion
j 160000/57 j-invariant
L 4.980810723439 L(r)(E,1)/r!
Ω 1.6701316909273 Real period
R 0.74557155433464 Regulator
r 1 Rank of the group of rational points
S 1.0000000000896 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 34200cj1 22800bg1 68400cy1 Quadratic twists by: -4 -3 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
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