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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.

A322302 Primes p such that 11*2^p + 1 is also prime.

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%I A322302 #11 Sep 08 2022 08:46:23
%S A322302 3,5,7,19,43,127,211,15329,28277,3771821
%N A322302 Primes p such that 11*2^p + 1 is also prime.
%C A322302 Primes in A002261.
%p A322302 select(p->isprime(p) and isprime(11*2^p+1),[$1..1000]); # _Muniru A Asiru_, Dec 20 2018
%t A322302 Select[Prime[Range[1000]], PrimeQ[11 2^# + 1] &]
%o A322302 (Magma) [p: p in PrimesUpTo (6000) | IsPrime(11*2^p+1)];
%o A322302 (GAP) Filtered([1..1000], p -> IsPrime(p) and IsPrime(11*2^p+1)); # _Muniru A Asiru_, Dec 20 2018
%Y A322302 Cf. A002261, A175172.
%K A322302 nonn,more
%O A322302 1,1
%A A322302 _Vincenzo Librandi_, Dec 20 2018
%E A322302 a(10) from _Joerg Arndt_ Dec 20 2018