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 A112234 #3 Mar 30 2012 18:50:53 %S A112234 1,3,6,8,10,12,14,16,19,23,27,30,35,39,41,46,49,51,56,58,61,64,66,68, %T A112234 70,73,75,80,83,87,90,93,97,99,102,107,111,114,117,119,122,124,126, %U A112234 131,134,137,141,143,148,151,154,156,158,161,164,167,171,173,178,180,183,187 %N A112234 Numbers not occurring in A112233. %C A112234 Complement of A112235. %K A112234 nonn %O A112234 1,2 %A A112234 _Reinhard Zumkeller_, Aug 29 2005