a(n) = (1/n) * Sum_{k=1..n} floor(n/k) * n^k.
A332533
a(n) = (1/n) * Sum_{k=1..n} floor(n/k) * n^k.
Terms
- a(0) =1a(1) =4a(2) =15a(3) =92a(4) =790a(5) =9384a(6) =137326a(7) =2397352a(8) =48428487a(9) =1111122360a(10) =28531183329a(11) =810554859732
External references
- oeis: A332533