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 A050127 #10 Jul 04 2021 14:01:17 %S A050127 5,10,13,16,22,25,32,35,36,40,44,47,49,53,54,60,62,67,68,73,76,81,84, %T A050127 85,89,91,98,101,103,106,107,112,116,120,123,127,129,133,136,140,144, %U A050127 145,148,153,158,160,162,166,169,173,174,180 %N A050127 Numbers k such that A050124(k) > A050124(k+1). %K A050127 nonn %O A050127 1,1 %A A050127 _Clark Kimberling_