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 A075972 #1 May 16 2003 03:00:00 %S A075972 131071,33423871,505290271,1717986919,2863311531,3579139413, %T A075972 5055419121,10094819116,22645810751,41800423686,78201007705, %U A075972 120750351308,163539395911,320531740310 %N A075972 Positions of check bits in code in A075970. %D A075972 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 A075972 Bob Jenkins, <a href="http://burtleburtle.net/bob/math/lexicode.html">Tables of Binary Lexicodes</a> %H A075972 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 A075972 Cf. A075928, A075929, A075930, A075970, A075971, A057769, A075966, A075978. %K A075972 nonn %O A075972 0,1 %A A075972 Bob Jenkins (bob_jenkins(AT)burtleburtle.net)