This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A136491 #8 Apr 05 2024 08:19:41 %S A136491 11,13,19,21,22,25,26,27,35,37,38,42,43,44,45,46,47,49,50,51,52,53,54, %T A136491 55,57,59,61,67,69,70,71,73,74,75,76,77,78,79,81,82,83,84,85,86,87,88, %U A136491 89,90,92,93,94,95,97,98,100,101,102,103,104,105,106,107,108,109,110 %N A136491 Complement of A136490. %t A136491 Select[Range[0, 150], StringFreeQ[IntegerString[#^3, 2], IntegerString[#, 2]] &] (* _Paolo Xausa_, Apr 05 2024 *) %Y A136491 Cf. A136490, A136492. %K A136491 nonn,easy,base %O A136491 1,1 %A A136491 _Reinhard Zumkeller_, Jan 01 2008