a(n) = n^(n+1) + (n-1)^n.
A258388
a(n) = n^(n+1) + (n-1)^n.
Terms
- a(0) =1a(1) =1a(2) =9a(3) =89a(4) =1105a(5) =16649a(6) =295561a(7) =6044737a(8) =139982529a(9) =3621002129a(10) =103486784401
External references
- oeis: A258388
A258388
a(n) = n^(n+1) + (n-1)^n.