Number of integer compositions of n whose leaders of maximal anti-runs are not identical.

A374640

Number of integer compositions of n whose leaders of maximal anti-runs are not identical.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =3a(6) =7a(7) =18a(8) =43a(9) =96a(10) =211a(11) =463a(12) =992a(13) =2112a(14) =4462a(15) =9347a(16) =19495a(17) =40480a(18) =83690a(19) =172478a(20) =354455a(21) =726538a(22) =1486024a(23) =3033644a(24) =6182389a(25) =12580486

External references