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 A076682 #13 Jul 04 2024 20:06:21 %S A076682 0,1,2,3,7,8,9,12,13,18,24,38,48,60,113,196,210,391,681,739,778,1653, %T A076682 1778,1796,1820,2391,2505,4595,8937 %N A076682 Numbers k such that 6*k! + 1 is prime. %C A076682 a(29) > 5800. - _Jinyuan Wang_, Feb 05 2020 %C A076682 a(30) > 12000. - _Michael S. Branicky_, Jul 04 2024 %e A076682 k = 3 is here because 6*3! + 1 = 37 is prime. %o A076682 (PARI) is(k) = ispseudoprime(6*k!+1); \\ _Jinyuan Wang_, Feb 05 2020 %Y A076682 Cf. A002981, A051915, A076679, A076680, A076681, A076683, A178488, A180626, A126896. %K A076682 nonn,more %O A076682 1,3 %A A076682 Phillip L. Poplin (plpoplin(AT)bellsouth.net), Oct 25 2002 %E A076682 a(26) inserted by and a(29) from _Michael S. Branicky_, Jul 03 2024