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A022062 Theta series of D_31 lattice. 2
1, 1860, 503502, 47229864, 2046701220, 47775740520, 671636175480, 6309132101904, 43733123309262, 241275541236780, 1111479953165352, 4426891212365160, 15633379938039144, 49899492947343864, 146147632445771200, 397406328481552528, 1013148957319630500, 2440161908107807952 (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 = 14; f[q_] = LatticeData["D31", "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: A159212 A120809 A213868 * A107526 A132202 A054815
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Seiichi Manyama, Oct 16 2018
STATUS
approved

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Last modified June 25 10:15 EDT 2024. Contains 373701 sequences. (Running on oeis4.)