Smallest oblong (promic) number containing exactly n 5's.

A048540

Smallest oblong (promic) number containing exactly n 5's.

Terms

    a(0) =56a(1) =552a(2) =5550a(3) =5055752a(4) =5255556a(5) =552555542a(6) =2555555256a(7) =551555015556

External references