Cremona's table of elliptic curves

Curve 23688c2

23688 = 23 · 32 · 7 · 47



Data for elliptic curve 23688c2

Field Data Notes
Atkin-Lehner 2+ 3- 7+ 47+ Signs for the Atkin-Lehner involutions
Class 23688c Isogeny class
Conductor 23688 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 3710969275087872 = 210 · 314 · 73 · 472 Discriminant
Eigenvalues 2+ 3-  0 7+ -6  0 -2 -8 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-54435,3912302] [a1,a2,a3,a4,a6]
Generators [-161:2916:1] [-106:2914:1] Generators of the group modulo torsion
j 23896313594500/4971184407 j-invariant
L 7.4416028506826 L(r)(E,1)/r!
Ω 0.41879526095752 Real period
R 4.4422678241804 Regulator
r 2 Rank of the group of rational points
S 0.99999999999992 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 47376r2 7896d2 Quadratic twists by: -4 -3


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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