Number T(n,k) of endofunctions on [n] with exactly k cycles of length larger than 1; triangle T(n,k), n>=0, 0<=k<=floor(n/2), read by rows.

A350446

Number T(n,k) of endofunctions on [n] with exactly k cycles of length larger than 1; triangle T(n,k), n>=0, 0<=k<=floor(n/2), read by rows.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =1a(4) =16a(5) =11a(6) =125a(7) =128a(8) =3a(9) =1296a(10) =1734a(11) =95a(12) =16807a(13) =27409a(14) =2425a(15) =15a(16) =262144a(17) =499400a(18) =61054a(19) =945a(20) =4782969a(21) =10346328a(22) =1605534a(23) =42280a(24) =105a(25) =100000000a(26) =240722160a(27) =44981292a(28) =1706012a(29) =11025

External references