A043457 Numbers having one 1 in base 9.

1, 9, 11, 12, 13, 14, 15, 16, 17, 19, 28, 37, 46, 55, 64, 73, 81, 83, 84, 85, 86, 87, 88, 89, 99, 101, 102, 103, 104, 105, 106, 107, 108, 110, 111, 112, 113, 114, 115, 116, 117, 119, 120, 121, 122, 123, 124, 125, 126, 128, 129, 130

Offset: 1

Author

Clark Kimberling

Keywords

• nonn
• base

Crossrefs

Cf. A007095.

Programs

Mathematica

Select[Range[150],DigitCount[#,9,1]==1&] (* Harvey P. Dale, Aug 15 2011 *)