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 A262934 #18 Sep 08 2022 08:46:14 %S A262934 2,5,13,41,89113 %N A262934 Prime p such that 2^p + 27 is also prime. %C A262934 a(6) > 376790. %F A262934 A000040 INTERSECT A157007. %e A262934 Prime 5 is in sequence because 2^5 + 27 = 59, which is also prime. %t A262934 Select[Prime[Range[100000]], PrimeQ[(2^# + 27)] &] %o A262934 (PARI) forprime(p=2, 10^30, if (isprime(2^p + 3^3), print1(p", "))); \\ _Altug Alkan_, Oct 04 2015 %o A262934 (Magma) [p: p in PrimesUpTo(100) | IsPrime(2^p+27)]; // _Vincenzo Librandi_, Oct 05 2015 %Y A262934 Cf. A157007. %Y A262934 Cf. similar sequences of the type "Primes p such that 2^p + k" listed in A262098. %K A262934 nonn,more %O A262934 1,1 %A A262934 _Robert Price_, Oct 04 2015