Cremona's table of elliptic curves

Curve 9982b1

9982 = 2 · 7 · 23 · 31



Data for elliptic curve 9982b1

Field Data Notes
Atkin-Lehner 2+ 7+ 23- 31+ Signs for the Atkin-Lehner involutions
Class 9982b Isogeny class
Conductor 9982 Conductor
∏ cp 24 Product of Tamagawa factors cp
deg 152064 Modular degree for the optimal curve
Δ -7072327531706974208 = -1 · 218 · 74 · 233 · 314 Discriminant
Eigenvalues 2+  0  0 7+ -2 -2  2  6 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,444593,-58007187] [a1,a2,a3,a4,a6]
j 9718763732247834696375/7072327531706974208 j-invariant
L 0.79487696897859 L(r)(E,1)/r!
Ω 0.13247949482976 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 79856d1 89838r1 69874g1 Quadratic twists by: -4 -3 -7


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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