a(n) is the smallest number such that the product of its decimal digits equals n^n, or 0 if no solutions exist.
A068187
a(n) is the smallest number such that the product of its decimal digits equals n^n, or 0 if no solutions exist.
Terms
- a(0) =1a(1) =4a(2) =39a(3) =488a(4) =55555a(5) =88999a(6) =7777777a(7) =88888888a(8) =999999999a(10) =0a(12) =0a(16) =0a(18) =0
External references
- oeis: A068187