Cremona's table of elliptic curves

Curve 9840g2

9840 = 24 · 3 · 5 · 41



Data for elliptic curve 9840g2

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 41+ Signs for the Atkin-Lehner involutions
Class 9840g Isogeny class
Conductor 9840 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ -697144320 = -1 · 210 · 34 · 5 · 412 Discriminant
Eigenvalues 2+ 3- 5+  4  2 -4 -8  2 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-16,-1276] [a1,a2,a3,a4,a6]
j -470596/680805 j-invariant
L 2.9097790543437 L(r)(E,1)/r!
Ω 0.72744476358594 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 4920e2 39360bz2 29520s2 49200f2 Quadratic twists by: -4 8 -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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