Numbers m such that the largest digit in the decimal expansion of 1/m is 1.

Terms

a(0) =1a(1) =9a(2) =10a(3) =90a(4) =99a(5) =100a(6) =900a(7) =909a(8) =990a(9) =999a(10) =1000a(11) =9000a(12) =9009a(13) =9090a(14) =9900a(15) =9990a(16) =9999a(17) =10000a(18) =90000a(19) =90009a(20) =90090a(21) =90900a(22) =90909a(23) =99000a(24) =99900a(25) =99990a(26) =99999a(27) =100000a(28) =900000a(29) =900009