Cremona's table of elliptic curves

Curve 115920r2

115920 = 24 · 32 · 5 · 7 · 23



Data for elliptic curve 115920r2

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 7+ 23- Signs for the Atkin-Lehner involutions
Class 115920r Isogeny class
Conductor 115920 Conductor
∏ cp 128 Product of Tamagawa factors cp
Δ 17279964822758400 = 210 · 312 · 52 · 74 · 232 Discriminant
Eigenvalues 2+ 3- 5+ 7+  0  2  6 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-81723,6392122] [a1,a2,a3,a4,a6]
Generators [-159:3920:1] Generators of the group modulo torsion
j 80859142234084/23148101025 j-invariant
L 6.3094842871943 L(r)(E,1)/r!
Ω 0.36234173270731 Real period
R 2.1766345619629 Regulator
r 1 Rank of the group of rational points
S 0.99999999650944 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 57960o2 38640w2 Quadratic twists by: -4 -3


Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

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