a(n) is the denominator of Sum_{k=1..n} 1 / Stirling1(n,k).
A354479
a(n) is the denominator of Sum_{k=1..n} 1 / Stirling1(n,k).
Terms
- a(0) =1a(1) =1a(2) =6a(3) =33a(4) =4200a(5) =4192200a(6) =5115600a(7) =545250747888
External references
- oeis: A354479