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 A110186 #4 Mar 31 2012 10:26:04 %S A110186 10,11,12,14,16,18,20,22,25,28,30,35,40,45,50,55,60,70,80,90,100 %N A110186 Strongly rounded Renard series R"20 of preferred numbers based on 10^(1/20). %H A110186 D. Grieve, <a href="http://www.tech.plymouth.ac.uk/sme/desnotes/prefsize.htm">Standardization and preferred sizes</a> %H A110186 Sizes, <a href="http://www.sizes.com/numbers/preferred_numbers.htm">Preferred numbers</a> %H A110186 Wikipedia, <a href="http://translate.google.com/translate?hl=en&sl=de&u=http://de.wikipedia.org/wiki/Renard-Serie">Renard series</a> %H A110186 Wikipedia, <a href="http://en.wikipedia.org/wiki/Preferred_number">Preferred number</a> %Y A110186 Cf. A011289. %K A110186 fini,full,nonn %O A110186 1,1 %A A110186 _Lekraj Beedassy_, Sep 06 2005