a(n) = n^(n+1) - Sum_{k=1..n-1} k^(k+1).
A306377
a(n) = n^(n+1) - Sum_{k=1..n-1} k^(k+1).
Terms
- a(0) =1a(1) =7a(2) =72a(3) =934a(4) =14511a(5) =263197a(6) =5468126a(7) =128156252a(8) =3346505197a(9) =96372936395
External references
- oeis: A306377
A306377
a(n) = n^(n+1) - Sum_{k=1..n-1} k^(k+1).