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 A288613 #9 Sep 26 2023 14:09:04 %S A288613 17,19,23,43,71,107,421,8521,21521,21827591,49579091,295540261, %T A288613 42061737041,104463111041,131527051677191, %U A288613 9531467484069295223586105103141,1115181695636107541159574297065641,20881494984250735169104758744498001297509736890641 %N A288613 Primes of the form k!6+16, where k!6 is the sextuple factorial number (A085158). %H A288613 Robert Price, <a href="/A288613/b288613.txt">Table of n, a(n) for n = 1..20</a> %H A288613 Henri& Renaud Lifchitz, <a href="http://www.primenumbers.net/prptop/searchform.php?form=n6+16&action=Search">PRP Records.Search for n!6+16.</a> %H A288613 Joe McLean, <a href="http://web.archive.org/web/20091027034731/http://uk.geocities.com/nassarawa%40btinternet.com/probprim2.htm">Interesting Sources of Probable Primes</a> %H A288613 OpenPFGW Project, <a href="http://sourceforge.net/projects/openpfgw/">Primality Tester</a> %t A288613 MultiFactorial[n_, k_] := If[n<1, 1, n*MultiFactorial[n-k, k]]; %t A288613 Select[Table[MultiFactorial[i, 6] + 16, {i, 0, 100}], PrimeQ[#]&] %t A288613 Select[Table[Times@@Range[n,1,-6]+16,{n,200}],PrimeQ] (* _Harvey P. Dale_, Sep 26 2023 *) %Y A288613 Cf. A288444. %K A288613 nonn %O A288613 1,1 %A A288613 _Robert Price_, Jun 11 2017