Cremona's table of elliptic curves

Curve 28290d2

28290 = 2 · 3 · 5 · 23 · 41



Data for elliptic curve 28290d2

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 23+ 41- Signs for the Atkin-Lehner involutions
Class 28290d Isogeny class
Conductor 28290 Conductor
∏ cp 48 Product of Tamagawa factors cp
Δ 98820506250000 = 24 · 36 · 58 · 232 · 41 Discriminant
Eigenvalues 2+ 3- 5+  2  6 -2 -4 -2 Hecke eigenvalues for primes up to 20
Equation [1,0,1,-2550229,1567320656] [a1,a2,a3,a4,a6]
Generators [916:-148:1] Generators of the group modulo torsion
j 1834260472958762257883209/98820506250000 j-invariant
L 5.1872578117327 L(r)(E,1)/r!
Ω 0.4495752838578 Real period
R 0.96151078547233 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 84870bg2 Quadratic twists by: -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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