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 A273638 #11 Sep 18 2019 13:44:58 %S A273638 1,1,1,1,2,2,1,1,1,1,1,11,11,11,2,3,2,2,3,4,5,2,2,2,5,2,2,2,3,2,2,2,3, %T A273638 2,2,3,3,4,2,2,2,17,12,12,5,2,2,2,2,2,5,4,3,5,4,2,2,2,2,15,2,2,2,15,2, %U A273638 2,2,2,2,4,3,4,2,2,3,2,2,3,2,2,2,35,35,2 %N A273638 Denominators of ratios in A273632. %H A273638 Amiram Eldar, <a href="/A273638/b273638.txt">Table of n, a(n) for n = 1..7692</a> %Y A273638 Cf. A273632. %K A273638 nonn,frac %O A273638 1,5 %A A273638 _Vladimir Shevelev_, May 27 2016 %E A273638 a(22)-a(24) corrected and more terms added by _Amiram Eldar_, Sep 18 2019