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 A106670 #2 Jan 24 2006 03:00:00 %S A106670 0,1,8,11,13,17 %N A106670 Marks on fourth 6-mark optimal Golomb ruler. %C A106670 Golomb ruler: Finite set with property that no difference between any two numbers is repeated and largest number is minimized. %H A106670 J. B. Shearer, <a href="http://www.research.ibm.com/people/s/shearer/grtab.html">Golomb Ruler Table</a> %H A106670 <a href="http://scholar.google.com/scholar?q=golomb+ruler">Google Scholar</a> %Y A106670 Cf. A079283, A031869. %K A106670 nonn,fini,full %O A106670 0,3 %A A106670 Garet Sheppard (gar3ts(AT)gmail.com), May 13 2005