A192392(n)/n = largest m such that m*n is a concatenation of the numbers n(n-1)/2+1,...,n(n+1)/2.
A193380
A192392(n)/n = largest m such that m*n is a concatenation of the numbers n(n-1)/2+1,...,n(n+1)/2.
Terms
- a(0) =1a(1) =16a(2) =218a(3) =24277a(4) =282624223a(5) =35336530286
External references
- oeis: A193380