Number of integer compositions of n whose leaders of strictly increasing runs are weakly decreasing.

A374697

Number of integer compositions of n whose leaders of strictly increasing runs are weakly decreasing.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =4a(4) =8a(5) =15a(6) =29a(7) =55a(8) =103a(9) =193a(10) =360a(11) =669a(12) =1239a(13) =2292a(14) =4229a(15) =7794a(16) =14345a(17) =26375a(18) =48452a(19) =88946a(20) =163187a(21) =299250a(22) =548543a(23) =1005172a(24) =1841418a(25) =3372603a(26) =6175853a(27) =11307358a(28) =20699979a(29) =37890704

External references