# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a033056 Showing 1-1 of 1 %I A033056 #9 Feb 15 2021 22:31:33 %S A033056 1,2,3,4,6,8,11,13,16,18,21,23,30,31,32,33,34,40,41,42,43,44,55,56,57, %T A033056 58,59,65,66,67,68,69,80,81,82,83,84,90,91,92,93,94,105,106,107,108, %U A033056 109,115,116,117,118,119,151,153,156,158,161 %N A033056 Numbers whose base-5 representation Sum_{i=0..m} d(i)*5^i has odd d(i) for all odd i. %K A033056 nonn,base %O A033056 1,2 %A A033056 _Clark Kimberling_ # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE