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.

A022061 Theta series of D_30 lattice.

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%I A022061 #12 Oct 16 2018 08:03:25
%S A022061 1,1740,438540,38099040,1521151500,32592806520,420775407200,
%T A022061 3655476494400,23690038522380,123233778584940,538518903906552,
%U A022061 2045337982427040,6914885182908000,21207036616238520,59847918853661760,157231420280219584,388094025605841420,906869192637613080
%N A022061 Theta series of D_30 lattice.
%D A022061 J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 118.
%H A022061 Seiichi Manyama, <a href="/A022061/b022061.txt">Table of n, a(n) for n = 0..10000</a>
%t A022061 terms = 14; f[q_] = LatticeData["D30", "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 A022061 nonn,easy
%O A022061 0,2
%A A022061 _N. J. A. Sloane_
%E A022061 More terms from _Seiichi Manyama_, Oct 16 2018