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%I #11 Oct 23 2018 07:11:13
%S 1,23,483,9177,156561,2398095,33725475,465686865,6952917825,
%T 114751084455,1935277553475,32136707104425,567545846123025,
%U 11263156788858975,229832929643191875,4560180147352454625
%N Expansion of e.g.f. theta_3^(23/2).
%D J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 102.
%H Seiichi Manyama, <a href="/A015678/b015678.txt">Table of n, a(n) for n = 0..444</a>
%t nmax = 25; CoefficientList[Series[EllipticTheta[3, 0, x]^(23/2), {x, 0, nmax}], x] * Range[0, nmax]! (* _Vaclav Kotesovec_, Oct 23 2018 *)
%K nonn
%O 0,2
%A _N. J. A. Sloane_
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