Cremona's table of elliptic curves

Curve 28200a2

28200 = 23 · 3 · 52 · 47



Data for elliptic curve 28200a2

Field Data Notes
Atkin-Lehner 2+ 3+ 5+ 47- Signs for the Atkin-Lehner involutions
Class 28200a Isogeny class
Conductor 28200 Conductor
∏ cp 32 Product of Tamagawa factors cp
Δ 1789290000000000 = 210 · 34 · 510 · 472 Discriminant
Eigenvalues 2+ 3+ 5+  0  0 -2 -2 -8 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-33408,1186812] [a1,a2,a3,a4,a6]
j 257731890916/111830625 j-invariant
L 0.84794632017855 L(r)(E,1)/r!
Ω 0.42397316008869 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 56400n2 84600bl2 5640g2 Quadratic twists by: -4 -3 5


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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