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 A246562 #9 Sep 07 2024 17:56:25 %S A246562 7,469363,2552713,3378103,6595597,6629683,39837517,46024063,46167307, %T A246562 97371007,97629403,105528217,136983307,169483033,202953613,213792193, %U A246562 216520987,216738043,221705647,304033927,317502193,359133553 %N A246562 Primes p such that 4+p, 4+p^2, 4+p^3, 4+p^5, and 4+p^7 are all prime. %C A246562 All terms are == {3, 7} mod 10. Subsequence of A246519. %H A246562 Zak Seidov, <a href="/A246562/b246562.txt">Table of n, a(n) for n = 1..60</a> %t A246562 Select[Prime[Range[193*10^5]],AllTrue[#^{1,2,3,5,7}+4,PrimeQ]&] (* _Harvey P. Dale_, Sep 07 2024 *) %o A246562 (PARI) %o A246562 forprime(p=1,10^9,if(ispseudoprime(4+p) && ispseudoprime(4+p^2) && ispseudoprime(4+p^3) && ispseudoprime(4+p^5) && ispseudoprime(4+p^7), print1(p,", "))) \\ _Derek Orr_, Aug 30 2014 %Y A246562 Cf. A007591, A073573, A125260, A172367, A246519. %K A246562 nonn %O A246562 1,1 %A A246562 _Zak Seidov_, Aug 29 2014