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A022056 Theta series of D_25 lattice. 2
1, 1200, 202450, 11389600, 285385200, 3779134240, 30885301600, 181284196800, 842726826450, 3262594952400, 10968671291040, 32802221530400, 89267475949600, 223991253535200, 525491835433600, 1161295395893440, 2440508069871600, 4898380398568000, 9456583413620850, 17601674014456800 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
REFERENCES
J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 118.
LINKS
MATHEMATICA
terms = 15; f[q_] = LatticeData["D25", "ThetaSeriesFunction"][-I*Log[q]/Pi]; s = f[q] + O[q]^(2 terms); DeleteCases[CoefficientList[s, q], 0][[1 ;; terms]] (* Jean-François Alcover, Jul 06 2017 *)
CROSSREFS
Sequence in context: A234917 A167985 A237001 * A107520 A268877 A282015
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Seiichi Manyama, Oct 16 2018
STATUS
approved

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Last modified May 29 14:37 EDT 2024. Contains 372952 sequences. (Running on oeis4.)