The smallest number k such that k! contains all numbers 0, 1, ..., 10^n-1 as substrings.
A392011
The smallest number k such that k! contains all numbers 0, 1, ..., 10^n-1 as substrings.
Terms
- a(0) =5a(1) =23a(2) =220a(3) =2039a(4) =20334a(5) =202498
External references
- oeis: A392011