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 A189629 #4 Mar 30 2012 18:57:24 %S A189629 1,2,4,5,7,9,10,11,13,14,16,18,19,20,22,24,25,26,28,29,31,32,34,36,37, %T A189629 38,40,41,43,45,46,47,49,51,52,53,55,56,58,59,61,63,64,65,67,69,70,71, %U A189629 73,74,76,77,79,81,82,83,85,86,88,90,91,92,94,95,97,99,100,101,103,105,106,107,109,110,112,113,115,117,118,119,121,122,124,126,127,128,130,132,133,134 %N A189629 Positions of 0 in A189628; complement of A189630. %C A189629 See A189628. %t A189629 (See A189628.) %Y A189629 Cf. A189628, A189630, A189631. %K A189629 nonn %O A189629 1,2 %A A189629 _Clark Kimberling_, Apr 24 2011