a(n) = A128022(n)/n.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =5a(6) =9a(7) =16a(8) =28a(9) =51a(10) =92a(11) =169a(12) =312a(13) =580a(14) =1082a(15) =2029a(16) =3819a(17) =7214a(18) =13669a(19) =25971a(20) =49468a(21) =94439a(22) =180666a(23) =346277a(24) =664852a(25) =1278561a(26) =2462414a(27) =4748941a(28) =9170369a(29) =17729380