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 A275253 #10 Jul 24 2016 10:13:08 %S A275253 18,95,119,253,377,1643,1739,2419,2623,5893,5963,7081,7979,13493, %T A275253 13589,14933,15707,25217,25777,28103,29503,40723,42593,44719,45571, %U A275253 61279,61423,64829,68021,86147,86267,88579,92881,118829,118961,127349,130177,153583,155011 %N A275253 Sequence of pairwise relatively prime numbers of class P_8 (see comment in A275246). %Y A275253 Cf. A000040, A001248, A089581, A275246, A275248, A275249, A275251, A275252. %K A275253 nonn %O A275253 1,1 %A A275253 _Vladimir Shevelev_ and _Peter J. C. Moses_, Jul 21 2016