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 A284055 #9 Mar 28 2017 14:56:55 %S A284055 1,3,5,7,9,11,13,14,16,18,19,21,23,24,26,28,29,31,32,34,35,37,38,39, %T A284055 41,43,44,45,47,48,49,51,52,54,55,56,58,60,61,62,64,65,66,68,69,71,72, %U A284055 73,75,77,78,79,80,82,83,84,85,87,88,90,91,92,93,95,96,97,98,100 %N A284055 First occurrence of n in A265650. %C A284055 a(n+1) > a(n). %C A284055 First difference: 2, 2, 2, 2, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 1, 2, 1, ..., . %Y A284055 Cf. A265650. %K A284055 nonn %O A284055 1,2 %A A284055 _Robert G. Wilson v_, Mar 19 2017