Triangular array read by rows: T(m,n) = number of Yamanouchi words over the alphabet {1, 2, ..., n} of length m that start with n, m >= 1, n = 1..m.

A369589

Triangular array read by rows: T(m,n) = number of Yamanouchi words over the alphabet {1, 2, ..., n} of length m that start with n, m >= 1, n = 1..m.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =3a(8) =2a(9) =1a(10) =1a(11) =4a(12) =5a(13) =3a(14) =1a(15) =1a(16) =10a(17) =14a(18) =11a(19) =4a(20) =1a(21) =1a(22) =15a(23) =35a(24) =31a(25) =19a(26) =5a(27) =1a(28) =1a(29) =35

External references