Lah numbers: a(n) = n!*binomial(n-1,9)/10!.

A111600

Lah numbers: a(n) = n!*binomial(n-1,9)/10!.

Terms

    a(0) =1a(1) =110a(2) =7260a(3) =377520a(4) =17177160a(5) =721440720a(6) =28857628800

External references