LCM of unsigned Stirling numbers of the first kind, s(n,k) for 1 <= k <= n; s(n,k) = number of permutations of {1,2,..,n} with k cycles.

A063039

LCM of unsigned Stirling numbers of the first kind, s(n,k) for 1 <= k <= n; s(n,k) = number of permutations of {1,2,..,n} with k cycles.

Terms

    a(0) =1a(1) =1a(2) =6a(3) =66a(4) =4200a(5) =4192200a(6) =5115600

External references