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 A187479 #5 Mar 30 2012 18:57:19 %S A187479 4,5,7,10,12,14,16,19,21,23,25,27,30,32,34,37,38,41,43,45,47,50,52,54, %T A187479 56,59,61,63,65,67,70,72,74,76,78,81,83,85,87,89,92,94,96,99,100,103, %U A187479 105,107,110,112,114,116,118,121,122,125,127,129,132,134,136,138 %N A187479 Complement of A187478. %C A187479 See A187224 and A187478. %t A187479 (See A187478.) %Y A187479 Cf. A187224, A187478. %K A187479 nonn %O A187479 1,1 %A A187479 _Clark Kimberling_, Mar 10 2011