Cremona's table of elliptic curves

Curve 68400be4

68400 = 24 · 32 · 52 · 19



Data for elliptic curve 68400be4

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 19+ Signs for the Atkin-Lehner involutions
Class 68400be Isogeny class
Conductor 68400 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 16621200000000 = 210 · 37 · 58 · 19 Discriminant
Eigenvalues 2+ 3- 5+  0  0  2 -6 19+ Hecke eigenvalues for primes up to 20
Equation [0,0,0,-6840075,6885562250] [a1,a2,a3,a4,a6]
j 3034301922374404/1425 j-invariant
L 1.6870632533524 L(r)(E,1)/r!
Ω 0.42176581649337 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 34200z4 22800a4 13680g4 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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