G.f. satisfies A(x) = 1 + x*A(x)*(1 + x^5*A(x)^2).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =2a(7) =5a(8) =11a(9) =21a(10) =36a(11) =57a(12) =88a(13) =142a(14) =250a(15) =473a(16) =917a(17) =1751a(18) =3240a(19) =5829a(20) =10350a(21) =18472a(22) =33574a(23) =62293a(24) =117138a(25) =220932a(26) =414777a(27) =773282a(28) =1434776a(29) =2661302