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 A097375 #34 Jul 27 2015 01:46:28 %S A097375 2,3,5,7,11,13,19,23,29,31,37,43,47,53,59,61,67,71,79,83,101,103,107, %T A097375 127,131,139,149,151,157,167,173,179,181,191,197,199,211,223,227,229, %U A097375 239,263,269,277,283,293,307,311,317,331,347,349,359,367,373,383,389 %N A097375 Duplicate of A089189. %K A097375 dead %O A097375 1,1