Cremona's table of elliptic curves

Curve 68400bf1

68400 = 24 · 32 · 52 · 19



Data for elliptic curve 68400bf1

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 19+ Signs for the Atkin-Lehner involutions
Class 68400bf Isogeny class
Conductor 68400 Conductor
∏ cp 32 Product of Tamagawa factors cp
deg 884736 Modular degree for the optimal curve
Δ -1282554121500000000 = -1 · 28 · 39 · 59 · 194 Discriminant
Eigenvalues 2+ 3- 5+  0 -4  2 -2 19+ Hecke eigenvalues for primes up to 20
Equation [0,0,0,144825,-50188250] [a1,a2,a3,a4,a6]
j 115203799856/439833375 j-invariant
L 1.1047814078209 L(r)(E,1)/r!
Ω 0.13809767567612 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 34200ba1 22800u1 13680t1 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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