%I #11 Apr 24 2021 20:49:11
%S 1,9,11,12,13,14,15,16,17,19,28,37,46,55,64,73,81,83,84,85,86,87,88,
%T 89,99,101,102,103,104,105,106,107,108,110,111,112,113,114,115,116,
%U 117,119,120,121,122,123,124,125,126,128,129,130
%N Numbers having one 1 in base 9.
%t Select[Range[150],DigitCount[#,9,1]==1&] (* _Harvey P. Dale_, Aug 15 2011 *)
%Y Cf. A007095.
%K nonn,base
%O 1,2
%A _Clark Kimberling_