a(n) = Sum_{k=0..n} Stirling2(n,k) * A000041(k) * k^k.
A316145
a(n) = Sum_{k=0..n} Stirling2(n,k) * A000041(k) * k^k.
Terms
- a(0) =1a(1) =9a(2) =106a(3) =1823a(4) =36821a(5) =932080a(6) =26666067a(7) =876727561a(8) =32137538059
External references
- oeis: A316145