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 A073671 #5 Dec 05 2013 19:55:31 %S A073671 1,3,7,9,13,15,19,25,17,5,21,11,27,23,29,31,37,33,39,35,53,43,41,47, %T A073671 49,55,45,51,61,67,63,69,59,65,57,71,83,73,77,79,85,75,81,95,87,89,93, %U A073671 99,91,103,113,97,101,109,107,115,125,119,105,123,121,129,117,127,135,111 %N A073671 Rearrangement of odd numbers such that sum of any three consecutive terms is prime. %K A073671 nonn %O A073671 1,2 %A A073671 _Amarnath Murthy_, Aug 11 2002 %E A073671 More terms from _Sascha Kurz_, Feb 01 2003