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 A272882 #8 Jun 02 2025 12:18:43 %S A272882 1,3,5,5,7,11,13,15,19,21,31,33,37,39,41,41,43,47,49,59,61,65,67,95, %T A272882 97,101,103,113,115,119,121,123,127,129,139,141,145,147,175,177,181, %U A272882 183,193,195,199,201,283,285,289,291,301,303,307,309,337,339,343,345,355,357,361,363,365,365,367,371,373,383,385,389,391,419 %N A272882 Discriminator of the Cantor numbers (A005823). %C A272882 The discriminator of the sequence is the least positive integer k such that the first n terms of the sequence are distinct modulo k. %H A272882 S. Haque and J. Shallit, <a href="http://arxiv.org/abs/1605.00092">Discriminators and k-regular sequences</a>, arXiv:1605.00092 [cs.DM], 2016. %F A272882 The linked paper by Haque and Shallit gives a conjectured recursive description of the sequence. %Y A272882 Cf. A005823. %K A272882 nonn %O A272882 1,2 %A A272882 _Jeffrey Shallit_, May 08 2016