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Numbers that contain a single 1.
13

%I #17 Apr 07 2020 01:00:07

%S 1,10,12,13,14,15,16,17,18,19,21,31,41,51,61,71,81,91,100,102,103,104,

%T 105,106,107,108,109,120,122,123,124,125,126,127,128,129,130,132,133,

%U 134,135,136,137,138,139,140,142,143,144,145

%N Numbers that contain a single 1.

%H Enrique Pérez Herrero, <a href="/A043493/b043493.txt">Table of n, a(n) for n = 1..2000</a>

%H <a href="/index/Ar#10-automatic">Index entries for 10-automatic sequences</a>.

%t Select[Range[9000],DigitCount[#,10,1]==1&] (* _Enrique Pérez Herrero_, Nov 29 2013 *)

%Y A178550 is a subsequence.

%Y Cf. A043489, A043497, A043501, A043505, A043509, A043513, A043517, A043521, A043525, A011531.

%K nonn,base,easy

%O 1,2

%A _Clark Kimberling_