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 A057308 #11 Apr 10 2018 08:26:36 %S A057308 1,4,12,24,42,64,93,133,179,234,290,338,388,466,544,636,739,818,901, %T A057308 1008,1117,1234,1376,1502,1620,1750,1882,2054,2230,2382,2551,2702, %U A057308 2844,3044,3269,3469,3694,3902,4048,4231,4479,4736,5002,5270,5485,5701 %N A057308 Coordination sequence T5 for Zeolite Code MTF. %H A057308 R. W. Grosse-Kunstleve, <a href="/A057308/b057308.txt">Table of n, a(n) for n = 0..1000</a> %H A057308 R. W. Grosse-Kunstleve, <a href="/A005897/a005897.html">Coordination Sequences and Encyclopedia of Integer Sequences</a> %H A057308 Sean A. Irvine, <a href="/A008000/a008000_1.pdf">Generating Functions for Coordination Sequences of Zeolites, after Grosse-Kunstleve, Brunner, and Sloane</a> %H A057308 International Zeolite Association, <a href="http://www.iza-structure.org/databases/">Database of Zeolite Structures</a> %K A057308 nonn %O A057308 0,2 %A A057308 _Ralf W. Grosse-Kunstleve_