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%I #4 Aug 10 2014 06:45:21
%S 1,2,11,112,1641,30140,645173,15451056,403860149,11337503566,
%T 338096504646,10626420868004,349970070311727,12024016865644052,
%U 429479863355216596,15904295505436515676,609244677411755423589
%N G.f. A(x) satisfies A(x/A(x)^2) = 1/(1-x)^2.
%H Vaclav Kotesovec, <a href="/A145163/b145163.txt">Table of n, a(n) for n = 0..260</a>
%F Self-convolution square of A145162.
%F Self-convolution square yields A145164.
%o (PARI) {a(n)=local(A=1+x+x*O(x^n),B);for(n=0,n,B=serreverse(x/A^2);A=1/(1-B)^2);polcoeff(A,n)}
%Y Cf. A145162, A145164 (A^2).
%K nonn
%O 0,2
%A _Paul D. Hanna_, Oct 03 2008