a(n) = Sum_{k=0..n} k! * (-1)^k * n^(n-k) * Stirling2(n,k).
A355373
a(n) = Sum_{k=0..n} k! * (-1)^k * n^(n-k) * Stirling2(n,k).
Terms
- a(0) =1a(1) =-1a(2) =0a(3) =3a(4) =40a(5) =455a(6) =2016a(7) =-177373a(8) =-11564160a(9) =-497664081a(10) =-12796467200a(11) =536297904659
External references
- oeis: A355373