A022060 Theta series of D_29 lattice.

1, 1624, 380074, 30488976, 1117791544, 21911472464, 259172461296, 2081117152992, 12613606876714, 61865177248552, 256462892399504, 928859670458448, 3006249397711056, 8858986222461872, 24088488255932096, 61146089973555552, 146117613009432632, 331281589561600160

Offset

0,2

References

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 118.

Links

Seiichi Manyama, Table of n, a(n) for n = 0..10000

Mathematica

terms = 15; f[q_] = LatticeData["D29", "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: A224722 A045288 A204726 * A107524 A097225 A345968

Adjacent sequences: A022057 A022058 A022059 * A022061 A022062 A022063

Keyword

nonn

Author

N. J. A. Sloane

Extensions

More terms from Seiichi Manyama, Oct 16 2018

Status

approved