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 A033177 #19 Jun 01 2018 04:22:38 %S A033177 0,1,1,1,3,2,4,4,6,7,20,3,28,9,21,12,14,18,52,26,69,17,48,16,160,168 %N A033177 Number of distinct distances between n electrons in minimal energy configuration on a sphere. %C A033177 Most of the higher terms of this sequence just refer to the best configurations known today. %C A033177 How is this defined if the optimal configuration is not unique? - _N. J. A. Sloane_, Feb 27 2009 %H A033177 K. S. Brown, <a href="http://www.mathpages.com/home/kmath005/kmath005.htm">Min-Energy Configurations of Electrons On A Sphere</a>, MathPages. %H A033177 R. H. Hardin, N. J. A. Sloane & W. D. Smith, <a href="http://neilsloane.com/electrons/index.html">Table of best configurations presently known</a>, Feb 1994. %H A033177 Wikipedia, <a href="https://en.wikipedia.org/wiki/Thomson_problem">Thomson Problem</a>. %e A033177 See Brown's web page in LINKS. %Y A033177 Cf. A133491, A242617. %K A033177 more,nonn %O A033177 1,5 %A A033177 K. S. Brown (ksbrown(AT)seanet.com)