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 A008007 #14 Apr 10 2018 08:26:35 %S A008007 1,4,11,21,35,53,78,108,140,172,208,250,302,359,417,473,531,598,677, %T A008007 764,852,934,1016,1103,1203,1311,1421,1529,1638,1755,1883,2019,2155, %U A008007 2286,2421,2564,2719,2876,3030,3180,3335,3507,3694,3886,4071,4246,4425,4617 %N A008007 Coordination sequence T1 for Zeolite Code AET. %D A008007 W. M. Meier, D. H. Olson and Ch. Baerlocher, Atlas of Zeolite Structure Types, 4th Ed., Elsevier, 1996 %H A008007 R. W. Grosse-Kunstleve, <a href="/A008007/b008007.txt">Table of n, a(n) for n = 0..1000</a> %H A008007 R. W. Grosse-Kunstleve, <a href="/A005897/a005897.html">Coordination Sequences and Encyclopedia of Integer Sequences</a> %H A008007 R. W. Grosse-Kunstleve, G. O. Brunner and N. J. A. Sloane, <a href="http://neilsloane.com/doc/ac96cs/">Algebraic Description of Coordination Sequences and Exact Topological Densities for Zeolites</a>, Acta Cryst., A52 (1996), pp. 879-889. %H A008007 Sean A. Irvine, <a href="/A008000/a008000_1.pdf">Generating Functions for Coordination Sequences of Zeolites, after Grosse-Kunstleve, Brunner, and Sloane</a> %H A008007 International Zeolite Association, <a href="http://www.iza-structure.org/databases/">Database of Zeolite Structures</a> %K A008007 nonn %O A008007 0,2 %A A008007 _Ralf W. Grosse-Kunstleve_