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 A050083 #10 Jul 04 2021 13:46:55 %S A050083 3,5,6,9,10,14,15,16,18,23,24,25,27,28,30,32,34,36,37,39,41,42,44,47, %T A050083 48,49,52,53,55,56,59,60,63,65,66,67,69,72,73,74,77,79,81,82,84,85,87, %U A050083 89,90,93,95,97,98,100,101,104,105,108,109 %N A050083 Numbers k such that A050080(k) > A050080(k+1). %Y A050083 Cf. A050080. %K A050083 nonn %O A050083 1,1 %A A050083 _Clark Kimberling_