a(n) = Sum_{k>=0} (k - n)^n / 2^(k + 1).
A330603
a(n) = Sum_{k>=0} (k - n)^n / 2^(k + 1).
Terms
- a(0) =1a(1) =0a(2) =3a(3) =-14a(4) =155a(5) =-1834a(6) =27867a(7) =-492246a(8) =10068459a(9) =-232990178a(10) =6025718963a(11) =-172182404734
External references
- oeis: A330603