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Theta series of D_30 lattice.
2

%I #12 Oct 16 2018 08:03:25

%S 1,1740,438540,38099040,1521151500,32592806520,420775407200,

%T 3655476494400,23690038522380,123233778584940,538518903906552,

%U 2045337982427040,6914885182908000,21207036616238520,59847918853661760,157231420280219584,388094025605841420,906869192637613080

%N Theta series of D_30 lattice.

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

%H Seiichi Manyama, <a href="/A022061/b022061.txt">Table of n, a(n) for n = 0..10000</a>

%t 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 nonn,easy

%O 0,2

%A _N. J. A. Sloane_

%E More terms from _Seiichi Manyama_, Oct 16 2018