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 A075933 #1 May 16 2003 03:00:00 %S A075933 15,51,85,106,150,171,219,237,247,279,297,455,537,557,594,643,803,863, %T A075933 998,1051,1070,1112,1169,1333,1345,1620,1866,2076,2085,2185,2372,2456, %U A075933 2618,2800,2873,3127,3284,3483,3557,3763,4125,4135,4174,4435 %N A075933 Positions of check bits in code in A075931. %D A075933 J. H. Conway and N. J. A. Sloane, Lexicographic codes: error-correcting codes from game theory, IEEE Transactions on Information Theory, 32:337-348, 1986. %H A075933 Bob Jenkins, <a href="http://burtleburtle.net/bob/math/lexicode.html">Tables of Binary Lexicodes</a> %H A075933 Ari Trachtenberg, <a href="http://ipsit.bu.edu/phdthesis_html/phdthesis_html.html">Error-Correcting Codes on Graphs: Lexicodes, Trellises and Factor Graphs</a> %Y A075933 Cf. A075928, A075929, A075930, A075931, A075932, A075936, A057716, A075939. %K A075933 nonn %O A075933 0,1 %A A075933 Bob Jenkins (bob_jenkins(AT)burtleburtle.net)