Cremona's table of elliptic curves

Curve 89280bk2

89280 = 26 · 32 · 5 · 31



Data for elliptic curve 89280bk2

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 31- Signs for the Atkin-Lehner involutions
Class 89280bk Isogeny class
Conductor 89280 Conductor
∏ cp 64 Product of Tamagawa factors cp
Δ 67777165526630400 = 216 · 316 · 52 · 312 Discriminant
Eigenvalues 2+ 3- 5+  0  0  2  2  4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-723468,-236520592] [a1,a2,a3,a4,a6]
Generators [-246633734:-224416800:493039] Generators of the group modulo torsion
j 876545031670276/1418652225 j-invariant
L 6.8458451173737 L(r)(E,1)/r!
Ω 0.16371442217461 Real period
R 10.453943264174 Regulator
r 1 Rank of the group of rational points
S 0.99999999906689 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 89280dz2 11160p2 29760q2 Quadratic twists by: -4 8 -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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