%I #9 Aug 26 2013 08:58:36
%S 0,0,1,3,9,28,88,278,873,2743,8616,27067,85033,267138,839238,2636541,
%T 8282935,26021607,81749288,256822959,806833118,2534740993,7963123681,
%U 25016890852,78592880514,246906816045,775680639403,2436872598277,7655661052477,24050968520831
%N Floor((Pi^n+n)/(Pi^2+1)).
%o (PARI) a(n) = (Pi^n + n)\(Pi^2 + 1); \\ _Michel Marcus_, Aug 26 2013
%K nonn,less
%O 0,4
%A _Gary Detlefs_, Feb 20 2010