G.f. satisfies A(x) = 1 + x*A(x)*(1 + x^5*A(x)^4).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =2a(7) =7a(8) =22a(9) =57a(10) =127a(11) =253a(12) =468a(13) =848a(14) =1618a(15) =3433a(16) =8009a(17) =19384a(18) =46264a(19) =106369a(20) =235179a(21) =505955a(22) =1079790a(23) =2332555a(24) =5166405a(25) =11737860a(26) =27086236a(27) =62676956a(28) =144074416a(29) =327837356