This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A145165 #4 Mar 13 2015 22:48:21
%S A145165 1,1,6,76,1406,32531,874407,26234503,857727024,30087607090,
%T A145165 1120358453641,43948073274103,1805827523343241,77390779901965470,
%U A145165 3447553371343457810,159209478315871014816,7605143367385966288569
%N A145165 G.f. A(x) satisfies A(x/A(x)^5) = 1/(1-x).
%F A145165 G.f. satisfies: 1 - 1/A(x) = x*A( 1 - 1/A(x) )^5.
%F A145165 Self-convolution 5th power yields A145166.
%o A145165 (PARI) {a(n)=local(A=1+x+x*O(x^n),B);for(n=0,n,B=serreverse(x/A^5);A=1/(1-B));polcoeff(A,n)}
%Y A145165 Cf. A145166 (A^5); A088713, A145158, A145160, A145162, A145167.
%K A145165 nonn
%O A145165 0,3
%A A145165 _Paul D. Hanna_, Oct 03 2008