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 A091223 #7 Mar 31 2012 14:02:20 %S A091223 1,4,4,2,6,6,6,6,4,6,8,4,2,6,6,14,4,6,6,6,6,2,14,6,6,2,12,10,4,14,6,2, %T A091223 10,8,2,16,10,2,6,6,30,2,14,2,12,6,14,18,4,2,4,8,6,4,12,4,2,18,4,6,8, %U A091223 12,6,12,8,6,10,12,2,4,10,14,6,4,6,12,6,24,14,6,6,4,6,8,6,10,14,4,10 %N A091223 Differences between consecutive irreducible GF(2)[X]-polynomials. %C A091223 Analogous to A001223. %H A091223 A. Karttunen, <a href="/A091247/a091247.scm.txt">Scheme-program for computing this sequence.</a> %H A091223 <a href="/index/Ge#GF2X">Index entries for sequences operating on GF(2)[X]-polynomials</a> %Y A091223 First differences of A014580. Divided by 2: A091224. %K A091223 nonn %O A091223 1,2 %A A091223 _Antti Karttunen_, Jan 03 2004