%I #11 Oct 23 2018 06:52:45
%S 1,-3,15,-105,873,-8595,97335,-1233225,17298225,-266220675,4444840575,
%T -79989057225,1543271585625,-31735822993875,692766164665575,
%U -15995714865755625,389241925213766625,-9954282875453791875
%N Expansion of e.g.f. theta_3^(-3/2).
%D J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 102.
%H Seiichi Manyama, <a href="/A015682/b015682.txt">Table of n, a(n) for n = 0..438</a>
%t nmax = 25; CoefficientList[Series[EllipticTheta[3, 0, x]^(-3/2), {x, 0, nmax}], x] * Range[0, nmax]! (* _Vaclav Kotesovec_, Oct 23 2018 *)
%Y Cf. A015665.
%K sign
%O 0,2
%A _N. J. A. Sloane_
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