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 A364077 #11 Jan 05 2024 15:50:53 %S A364077 1,2,8,60,513,1047,7021,7506,78858 %N A364077 Numbers k such that (12^k + 1)^2 - 2 is prime. %C A364077 Such primes are sometimes called Kynea primes of base 12. %H A364077 Prime-Wiki, <a href="https://www.rieselprime.de/ziki/Carol-Kynea_prime">Carol-Kynea prime</a>. %H A364077 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/Near-SquarePrime.html">Near-Square Prime</a>. %o A364077 (PARI) for(k=1,1200,ispseudoprime((12^k+1)^2-2)&&print1(k,", ")) %Y A364077 Cf. A091513 (b=2), A100902 (b=6), A100904 (b=10), A100906 (b=14), A364079 (b=18), A364081 (b=20), A100908 (b=22). %Y A364077 Cf. A364076. %K A364077 nonn,hard,more %O A364077 1,2 %A A364077 _Jeppe Stig Nielsen_, Jul 03 2023