a(n) is the smallest number k such that k! contains k exactly n times.

A061014

a(n) is the smallest number k such that k! contains k exactly n times.

Terms

    a(0) =0a(1) =1a(2) =37a(3) =313a(4) =80a(5) =99a(6) =586a(7) =743a(8) =5972a(9) =9253a(10) =8736a(11) =9789

External references