Cremona's table of elliptic curves

Curve 128960p1

128960 = 26 · 5 · 13 · 31



Data for elliptic curve 128960p1

Field Data Notes
Atkin-Lehner 2+ 5- 13+ 31- Signs for the Atkin-Lehner involutions
Class 128960p Isogeny class
Conductor 128960 Conductor
∏ cp 6 Product of Tamagawa factors cp
deg 51840 Modular degree for the optimal curve
Δ -619652800 = -1 · 26 · 52 · 13 · 313 Discriminant
Eigenvalues 2+  2 5- -4 -3 13+  0 -2 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,155,-993] [a1,a2,a3,a4,a6]
Generators [42:279:1] Generators of the group modulo torsion
j 6393430016/9682075 j-invariant
L 8.2575519325224 L(r)(E,1)/r!
Ω 0.85983638302556 Real period
R 1.6006052583666 Regulator
r 1 Rank of the group of rational points
S 1.0000000141069 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 128960bh1 2015b1 Quadratic twists by: -4 8


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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