Number of integer compositions of n whose leaders of anti-runs are distinct.

Terms

a(0) =1a(1) =1a(2) =1a(3) =3a(4) =5a(5) =9a(6) =17a(7) =32a(8) =58a(9) =112a(10) =201a(11) =371a(12) =694a(13) =1276a(14) =2342a(15) =4330a(16) =7958a(17) =14613a(18) =26866a(19) =49303a(20) =90369a(21) =165646a(22) =303342a(23) =555056a(24) =1015069a(25) =1855230