Cremona's table of elliptic curves

Curve 128576cy2

128576 = 26 · 72 · 41



Data for elliptic curve 128576cy2

Field Data Notes
Atkin-Lehner 2- 7- 41- Signs for the Atkin-Lehner involutions
Class 128576cy Isogeny class
Conductor 128576 Conductor
∏ cp 32 Product of Tamagawa factors cp
Δ 1.3438839131684E+27 Discriminant
Eigenvalues 2-  2  4 7-  4  4  2  6 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-2154552801,38453472410753] [a1,a2,a3,a4,a6]
j 35864681248144538691049/43574618474283008 j-invariant
L 9.6076111480301 L(r)(E,1)/r!
Ω 0.048038063957515 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 25 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 128576bs2 32144bd2 18368s2 Quadratic twists by: -4 8 -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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