a(n) = n! * Sum_{k=0..n} Stirling2(n,k)/k!.
A119392
a(n) = n! * Sum_{k=0..n} Stirling2(n,k)/k!.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =16a(4) =133a(5) =1571a(6) =24721a(7) =496168a(8) =12317761a(9) =369451477a(10) =13135552831a(11) =545021905176
External references
- oeis: A119392