%I A066806
%S A066806 1,1,1,2,3,4,6,8,11,16,21,27,38,49,63,84,109,138,180,228,289,369,463,
%T A066806 578,732,911,1128,1407,1741,2140,2646,3243,3968,4862,5925,7198,8770,
%U A066806 10620,12833,15524,18718,22502,27075,32467,38873,46537,55565,66220
%N A066806 Product_{k=1..infinity} (1+x^k)^A001055(k).
%F A066806 a(n)=1/n*Sum_{k=1..n} a(n-k)*b(k), n>0, a(0)=1, b(k)=Sum_{d|k} (-1)^(n/
               d+1)*d*A001055(d).
%Y A066806 Cf. A000041, A001055, A066739, A057567.
%Y A066806 Sequence in context: A003411 A034081 A064660 this_sequence A057048 A017911 
               A054782
%Y A066806 Adjacent sequences: A066803 A066804 A066805 this_sequence A066807 A066808 
               A066809
%K A066806 nonn
%O A066806 0,4
%A A066806 Vladeta Jovovic (vladeta(AT)eunet.rs), Jan 19 2002