G.f. satisfies A(x) = 1 + x^3*A(x)^5*(1 + x*A(x)).

Terms

a(0) =1a(1) =0a(2) =0a(3) =1a(4) =1a(5) =0a(6) =5a(7) =11a(8) =6a(9) =35a(10) =120a(11) =136a(12) =336a(13) =1330a(14) =2310a(15) =4301a(16) =15456a(17) =35100a(18) =64701a(19) =193662a(20) =508921a(21) =1023000a(22) =2643432a(23) =7298984a(24) =16196682a(25) =38795055a(26) =105939288a(27) =254015541a(28) =596987183a(29) =1575487320