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 A031873 #10 Jan 28 2023 10:37:24 %S A031873 1,2,7,11,24,27,35,42,54,56 %N A031873 Lexically first 10-mark Golomb ruler. %C A031873 An n-mark Golomb ruler is a set of integers a(1) < a(2) < ... < a(n) such that [1] i < j, a(j) - a(i) = a(n) - a(m) => (i, j) = (m, n) and [2] a(n) - a(1) is the smallest possible value permitting [1]. %H A031873 <a href="/index/Go#Golomb">Index entries for sequences related to Golomb rulers</a> %Y A031873 Cf. A003022. Equals A079426 + 1. %K A031873 nonn,fini,full %O A031873 1,2 %A A031873 Daniel Smith (dsmith(AT)globalnet.co.uk) %E A031873 Better description supplied by _David W. Wilson_, Feb 16 2003