%I #8 Sep 20 2018 17:43:53
%S 1,1,3,8,12,31,56,107,168,372,620,1032,1819,2888,5228,8821,13692,
%T 21764,36528,54756,92384,145180,222809,339596,524468,803716,1204461,
%U 1884224,2844820,4202784,6291608,9287236,13623388,20316140,29251828,43892909,64068484,92248760
%N "EFK" (unordered, size, unlabeled) transform of 1,3,5,7,...
%H Andrew Howroyd, <a href="/A032304/b032304.txt">Table of n, a(n) for n = 0..1000</a>
%H C. G. Bower, <a href="/transforms2.html">Transforms (2)</a>
%F G.f.: Product{k >= 1} (1 + (2*k-1)*x^k).
%o (PARI) seq(n)={Vec(prod(k=1, n, 1 + (2*k-1)*x^k + O(x*x^n)))} \\ _Andrew Howroyd_, Sep 20 2018
%K nonn
%O 0,3
%A _Christian G. Bower_
%E a(0)=1 prepended and terms a(33) and beyond from _Andrew Howroyd_, Sep 20 2018