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 A273810 #8 Sep 08 2022 08:46:17
%S A273810 599,601,613,853,18446744073709552213
%N A273810 Primes of the form 2^(2^n) + 597.
%C A273810 Terms given correspond to n = 0, 1, 2, 3, and 6.
%C A273810 Next term >= 2^2^23 + 597. - _Charles R Greathouse IV_, Jun 07 2016
%t A273810 Select[Table[2^(2^n) + 597, {n, 0, 15}], PrimeQ]
%o A273810 (Magma) [a: n in [0..16] | IsPrime(a) where a is 2^(2^n)+597];
%o A273810 (PARI) for(n=0,6, if(ispseudoprime(t=2^2^n+597), print1(t", "))) \\ _Charles R Greathouse IV_, Jun 07 2016
%Y A273810 Cf. similar sequences listed in A273547.
%K A273810 nonn
%O A273810 1,1
%A A273810 _Vincenzo Librandi_, Jun 03 2016