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 A084617 #7 Mar 31 2012 20:01:51 %S A084617 1,4,9,16,25,36,49,68,86,106,128,152,181,216,247,280 %N A084617 Maximum number of circles with diameter 1 that can be packed in a square of side length n. %C A084617 For n>5 the sequence terms are only conjectures. For more information see comment given in A084616. %D A084617 See under A084616. %H A084617 M. Goldberg, <a href="http://www.jstor.org/stable/2688107">The packing of equal circles in a square</a>, Math. Mag. 43 (1) (1970), 24-30 %H A084617 Packomania, <a href="http://www.packomania.com">Packing Circles in a Square</a>. %Y A084617 Cf. A084616, A051657, A023393. %K A084617 more,nonn %O A084617 1,2 %A A084617 _Hugo Pfoertner_, Jun 01 2003 %E A084617 More terms from _Sergio Pimentel_, Aug 08 2006