A045236 - OEIS

%I #14 May 19 2023 20:02:43

%S 1,5,7,9,11,21,25,27,29,35,37,39,45,47,49,51,55,57,59,61,71,101,105,

%T 107,109,111,121,125,127,129,135,137,139,145,147,149,175,177,179,185,

%U 187,189,195,197,199,225,227,229,235,237,239,245

%N Numbers whose base-5 representation contains exactly one 1 and no 3's.

%t Select[Range[300],DigitCount[#,5,1]==1&&DigitCount[#,5,3]==0&] (* _Harvey P. Dale_, Oct 22 2012 *)

%Y Cf. A007091.

%K nonn,base

%O 1,2

%A _Clark Kimberling_