Number T(n,k) of permutations of [n] with exactly k distinct lengths of increasing runs; triangle T(n,k), n>=0, 0<=k<=A003056(n), read by rows.
A317327
Number T(n,k) of permutations of [n] with exactly k distinct lengths of increasing runs; triangle T(n,k), n>=0, 0<=k<=A003056(n), read by rows.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =0a(4) =2a(5) =0a(6) =2a(7) =4a(8) =0a(9) =7a(10) =17a(11) =0a(12) =2a(13) =118a(14) =0a(15) =82a(16) =436a(17) =202a(18) =0a(19) =2a(20) =3294a(21) =1744a(22) =0a(23) =1456a(24) =18164a(25) =20700a(26) =0a(27) =1515a(28) =140659a(29) =220706
External references
- oeis: A317327