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 A380190 #6 Jan 17 2025 08:19:25 %S A380190 1,2,4,11,21,22,25,29,31,32,33,45,225,226,227,256,355,2737,2738,2740, %T A380190 2741,2775,2779,2780,2781,2790,2796,2798,2802,2811,2814,2817,2819, %U A380190 2820,2900,2901,2902,2903,2904,2905,2906,2907,2908,2909,2910,2911,2912,2913,2914 %N A380190 Indices k where A380188 changes, i.e., such that A380188(k) != A380188(k-1). %H A380190 Pontus von Brömssen, <a href="/A380190/b380190.txt">Table of n, a(n) for n = 1..134</a> %Y A380190 Cf. A379297, A380188, A380189. %K A380190 nonn %O A380190 1,2 %A A380190 _Pontus von Brömssen_, Jan 15 2025