a(n) = (n+1)^n + n^(n-1).
A258387
a(n) = (n+1)^n + n^(n-1).
Terms
- a(0) =3a(1) =11a(2) =73a(3) =689a(4) =8401a(5) =125425a(6) =2214801a(7) =45143873a(8) =1043046721a(9) =26937424601a(10) =768945795289
External references
- oeis: A258387
A258387
a(n) = (n+1)^n + n^(n-1).