a(n) = Sum_{k=0..n} (-k)^k * Stirling2(n,k).
A351218
a(n) = Sum_{k=0..n} (-k)^k * Stirling2(n,k).
Terms
- a(0) =1a(1) =-1a(2) =3a(3) =-16a(4) =121a(5) =-1181a(6) =14114a(7) =-199543a(8) =3257139a(9) =-60279214a(10) =1247164055a(11) =-28525394481a(12) =714681439212
External references
- oeis: A351218