Triangle read by rows: T(n,k) is the number of forests of labeled rooted hypertrees with n vertices and weight k, 0 <= k < n.

A364709

Triangle read by rows: T(n,k) is the number of forests of labeled rooted hypertrees with n vertices and weight k, 0 <= k < n.

Terms

    a(0) =1a(1) =2a(2) =1a(3) =9a(4) =9a(5) =1a(6) =64a(7) =96a(8) =28a(9) =1a(10) =625a(11) =1250a(12) =625a(13) =75a(14) =1a(15) =7776a(16) =19440a(17) =14040a(18) =3240a(19) =186a(20) =1a(21) =117649a(22) =352947a(23) =336140a(24) =120050a(25) =14749a(26) =441a(27) =1a(28) =2097152a(29) =7340032

External references