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 A035349 #9 Dec 19 2015 12:40:18 %S A035349 1,1,2,5,14,43,143,496,1794,6667,25345,98032,384713,1527480,6125327, %T A035349 24770186,100897860,413595904,1704840125,7062024986,29382224119, %U A035349 122731488819,514491387498,2163757816681,9126920239124,38602653740841 %N A035349 "DIK" (bracelet, indistinct, unlabeled) transform of A000237. %H A035349 Christian G. Bower, <a href="/A035349/b035349.txt">Table of n, a(n) for n=0..500</a> %H A035349 C. G. Bower, <a href="/transforms2.html">Transforms (2)</a> %Y A035349 Cf. A000083, A000237, A000314, A035082, A035350-A035357. %K A035349 nonn %O A035349 0,3 %A A035349 _Christian G. Bower_, Nov 15 1998