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 A192632 #12 Sep 07 2013 14:30:56 %S A192632 16,16,4,16,10201 %N A192632 Denominators of the Diophantus-Dujella rational Diophantine quintuple: 1 + the product of any two distinct terms is a square. %C A192632 Numerators are A192631. Diophantus found the rational Diophantine quadruple 1/16, 33/16, 17/4, 105/16. Dujella added a fifth rational number 549120/10201. %C A192632 See A030063 and A192631 for additional comments, references, and links. %H A192632 A. Dujella, <a href="http://web.math.hr/~duje/ratio.html">Rational Diophantine m-tuples</a> %e A192632 1/16, 33/16, 17/4, 105/16, 549120/10201. %e A192632 1 + (1/16)*(33/16) = (17/16)^2. %e A192632 1 + (33/16)*(549120/10201) = (1069/101)^2. %Y A192632 Cf. A030063, A192629, A192630, A192631. %K A192632 nonn,fini,frac %O A192632 1,1 %A A192632 _Jonathan Sondow_, Jul 07 2011