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 A050111 #10 Jul 04 2021 13:57:35 %S A050111 3,5,7,8,11,12,15,16,20,21,23,24,26,28,30,35,36,37,38,40,42,45,46,47, %T A050111 49,52,53,55,57,59,61,63,65,67,68,70,72,73,76,77,79,82,83,84,86,88,90, %U A050111 92,94,97,98,100,102,103,106,107,109,111,113 %N A050111 Numbers k such that A050108(k) > A050108(k+1). %K A050111 nonn %O A050111 1,1 %A A050111 _Clark Kimberling_