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 A057394 #5 Mar 30 2012 16:48:52 %S A057394 1,0,0,-4,-12,-60,-220,-936,-4092,-17840,-80868,-356172,-1640872, %T A057394 -7433604,-34541160,-159080304,-743832276,-3469487112,-16321682424, %U A057394 -76796957940,-363235185312,-1720415299660,-8176521038556 %N A057394 Low-temperature magnetization expansion for honeycomb net (Potts model, q=4). %H A057394 I. Jensen, <a href="/A057394/b057394.txt">Table of n, a(n) for n = 0..30</a> (from link below) %H A057394 I. Jensen, <a href="http://www.ms.unimelb.edu.au/~iwan/potts/series/hcp4mag.ser">More terms</a> %Y A057394 Cf. A057374-A057405. %K A057394 sign %O A057394 0,4 %A A057394 _N. J. A. Sloane_, Aug 30 2000