%I #3 Mar 30 2012 16:48:58
%S 0,1,2,9,47,272,1685,10939,73462,506111,3557109,25404296,183834627,
%T 1344987117,9932411282,73937697965,554234827675,4179895359240,
%U 31693701617841,241467983156655,1847602171074502,14191725625366331,109390959408760713
%N G.f. is g.f. for A059271 divided by g.f. for A059227.
%Y Apart from leading terms, half of A059227.
%K nonn
%O 0,3
%A _N. J. A. Sloane_, Jan 24 2001