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 A026183 #8 Jan 31 2020 08:55:08 %S A026183 1,2,5,3,4,11,13,6,17,7,8,23,9,10,29,31,12,35,37,14,41,15,16,47,49,18, %T A026183 53,19,20,59,21,22,65,67,24,71,25,26,77,27,28,83,85,30,89,91,32,95,33, %U A026183 34,101,103,36,107,109,38,113,39,40,119,121 %N A026183 Position of n in A026182. %C A026183 Also position of n in A026198. %H A026183 F. M. Dekking, <a href="https://arxiv.org/abs/2001.08915">Permutations of N generated by left-right filling algorithms</a>, arXiv:2001.08915 [math.CO], 2020. %Y A026183 Cf. A026182, A026198. %K A026183 nonn %O A026183 1,2 %A A026183 _Clark Kimberling_ %E A026183 Edited by _N. J. A. Sloane_, Jan 31 2020