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 A075940 #5 Apr 20 2019 08:07:59 %S A075940 0,255,3855,4080,13107,13260,15420,15555,21845,21930,23130,23205, %T A075940 26214,26265,26985,27030,38505,38550,39270,39321,42330,42405,43605, %U A075940 43690,49980,50115,52275,52428,61455,61680,65280,65535,197462,197545 %N A075940 List of codewords in binary lexicode with Hamming distance 8 written as decimal numbers. %H A075940 J. H. Conway and N. J. A. Sloane, <a href="https://doi.org/10.1109/TIT.1986.1057187">Lexicographic codes: error-correcting codes from game theory</a>, IEEE Transactions on Information Theory, 32:337-348, 1986. %H A075940 Bob Jenkins, <a href="http://burtleburtle.net/bob/math/lexicode.html">Tables of Binary Lexicodes</a> %H A075940 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 A075940 Cf. A075928, A075929, A075930, A075941, A075942, A075937, A075934, A075946. %K A075940 nonn %O A075940 0,2 %A A075940 Bob Jenkins (bob_jenkins(AT)burtleburtle.net)