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 A182851 #11 Aug 08 2019 04:35:48 %S A182851 3,5,6,7,10,11,13,14,15,17,19,21,22,23,26,29,30,31,33,34,35,36,37,38, %T A182851 39,41,42,43,46,47,51,53,55,57,58,59,60,61,62,65,66,67,69,70,71,73,74, %U A182851 77,78,79,82,83,84,85,86,87,89,90,91,93,94,95,97,100,101,102,103,105,106 %N A182851 Numbers k such that A182850(k) is odd. %C A182851 Lexicographically earliest monotonic sequence of positive integers with the property that k appears iff A181819(k) doesn't. %H A182851 Amiram Eldar, <a href="/A182851/b182851.txt">Table of n, a(n) for n = 1..10000</a> %Y A182851 Complement of A182852. Cf. A080218, A182859. %K A182851 nonn %O A182851 1,1 %A A182851 _Matthew Vandermast_, Jan 04 2011