a(n) = Sum_{k=1..n} floor((n/k)^n).
A347416
a(n) = Sum_{k=1..n} floor((n/k)^n).
Terms
- a(0) =1a(1) =5a(2) =31a(3) =276a(4) =3238a(5) =47463a(6) =830415a(7) =16845619a(8) =388198577a(9) =10009945747a(10) =285452668383
External references
- oeis: A347416
A347416
a(n) = Sum_{k=1..n} floor((n/k)^n).