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 A054830 #4 Mar 30 2012 18:51:25 %S A054830 2917,13477,13907,14957,15383,15391,21407,21563,21871,28283,30881, %T A054830 33211,35597,37699,42227,42577,45827,55667,64667,64927,64937,68213, %U A054830 68219,68903,68909,73951,74209,78593,83101,85523,87323,88007,90917 %N A054830 Third term of weak prime sextet: p(m-1)-p(m-2) < p(m)-p(m-1) < p(m+1)-p(m) < p(m+2)-p(m+1) < p(m+3)-p(m+2). %Y A054830 Cf. A051635, A054800-A054840. %K A054830 nonn %O A054830 1,1 %A A054830 _Henry Bottomley_, Apr 10 2000