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 A064479 #5 Oct 03 2014 10:43:20 %S A064479 5,7,10,11,13,15,17,19,21,22,23,25,26,28,29,31,33,34,35,37,39,40,41, %T A064479 43,45,46,47,49,50,51,52,53,55,57,58,59,61,63,65,66,67,69,70,71,73,75, %U A064479 76,77,78,79,82,83,85,86,87,88,89,91,92,93,94,95,97,99,100,101,103,105 %N A064479 Complement of A064478. %C A064479 Sequence includes all odd positive integers except powers of 3. %Y A064479 Cf. A064478, A007617. %K A064479 nonn,easy %O A064479 0,1 %A A064479 _N. J. A. Sloane_, Oct 06 2001 %E A064479 More terms and comment from _Matthew Conroy_, Oct 17 2001