a(0) = 1 and a(n) = A005169(n) - A005169(n-1).

Terms

a(0) =1a(1) =0a(2) =0a(3) =1a(4) =1a(5) =2a(6) =4a(7) =6a(8) =11a(9) =19a(10) =33a(11) =57a(12) =99a(13) =172a(14) =298a(15) =518a(16) =898a(17) =1559a(18) =2706a(19) =4696a(20) =8151a(21) =14147a(22) =24554a(23) =42617a(24) =73969a(25) =128384a(26) =222831a(27) =386759a(28) =671282a(29) =1165118