cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A022059 Theta series of D_28 lattice.

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%I A022059 #12 Oct 16 2018 11:44:27
%S A022059 1,1512,327656,24189984,811401192,14500933104,156797510688,
%T A022059 1163495873088,6597606440936,30505974273096,119983597365744,
%U A022059 414352982942304,1283861585339424,3635198568784944,9523977599887936,23358459198626496,54039921152557032,118876818364991568
%N A022059 Theta series of D_28 lattice.
%D A022059 J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 118.
%H A022059 Seiichi Manyama, <a href="/A022059/b022059.txt">Table of n, a(n) for n = 0..1000</a>
%t A022059 terms = 15; f[q_] = LatticeData["D28", "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 *)
%K A022059 nonn
%O A022059 0,2
%A A022059 _N. J. A. Sloane_
%E A022059 More terms from _Seiichi Manyama_, Oct 16 2018