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 A054831 #8 Sep 18 2022 15:19:07 %S A054831 2927,13487,13913,14969,15391,15401,21419,21569,21881,28289,30893, %T A054831 33223,35603,37717,42239,42589,45833,55673,64679,64937,64951,68219, %U A054831 68227,68909,68917,73961,74219,78607,83117,85531,87337,88019,90931 %N A054831 Fourth term of weak prime sextet: p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1) < p(m+1)-p(m) < p(m+2)-p(m+1). %H A054831 Harvey P. Dale, <a href="/A054831/b054831.txt">Table of n, a(n) for n = 1..1000</a> %t A054831 Select[Partition[Prime[Range[9000]],6,1],Min[Differences[#,2]]>0&][[All,4]] (* _Harvey P. Dale_, Sep 18 2022 *) %Y A054831 Cf. A051635, A054800-A054840. %K A054831 nonn %O A054831 1,1 %A A054831 _Henry Bottomley_, Apr 10 2000