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 A260652 #35 Jun 29 2016 00:37:15 %S A260652 0,1,2,4,6,8,12,14,18,20,24,30,32,36,38,42,48,50,56,60,62,68,72,78,84, %T A260652 86,90,94,98,102,108,114,120,126,130,136,140,146,150,156,158,162,168, %U A260652 174,180,182 %N A260652 The minimal difference between the first and last terms of a set of n coprime numbers. %C A260652 a(n>3) <= prime(n-2) + 1. %H A260652 Max Barrentine, <a href="/A260652/b260652.txt">Table of n, a(n) for n = 1..46</a> %Y A260652 Cf. A261987, A264482. %K A260652 nonn,more %O A260652 1,3 %A A260652 _Max Barrentine_, Nov 25 2015 %E A260652 a(33)-a(39) from _Max Barrentine_, Apr 26 2016 %E A260652 a(40)-a(46) from _Max Barrentine_, Jun 23 2016