Smallest k such that k*n contains a single digit with multiplicity, or 0 if no such number exists.

A083117

Smallest k such that k*n contains a single digit with multiplicity, or 0 if no such number exists.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1a(9) =0a(10) =1a(11) =37a(12) =8547a(13) =15873a(14) =37a(15) =0a(17) =37a(19) =0a(20) =37a(21) =1a(23) =37a(24) =0a(25) =8547a(26) =37a(27) =15873a(29) =0a(31) =0a(32) =1

External references