Triangle read by rows: T(n, m) = number of painted forests on labeled vertex set [n] with m trees. Also number of painted forests with exactly n - m edges.

A106834

Triangle read by rows: T(n, m) = number of painted forests on labeled vertex set [n] with m trees. Also number of painted forests with exactly n - m edges.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =3a(4) =6a(5) =3a(6) =16a(7) =30a(8) =18a(9) =4a(10) =125a(11) =220a(12) =135a(13) =40a(14) =5a(15) =1296a(16) =2160a(17) =1305a(18) =420a(19) =75a(20) =6a(21) =16807a(22) =26754a(23) =15750a(24) =5180a(25) =1050a(26) =126a(27) =7a(28) =262144a(29) =401408

External references