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%I #13 Nov 08 2023 18:16:49
%S 37,41,97,2081,4129,16417,32801,1048609,1073741857,
%T 1152921504606847009,295147905179352825889,37778931862957161709601,
%U 324518553658426726783156020576289,83076749736557242056487941267521569
%N Primes of the form 2^k + 33.
%H Vincenzo Librandi, <a href="/A176926/b176926.txt">Table of n, a(n) for n = 1..25</a>
%F a(n) = 2^A247953(n) + 33. - _Elmo R. Oliveira_, Nov 08 2023
%t Select[Table[2^n + 33, {n, 300}], PrimeQ] (* _Vincenzo Librandi_ Dec 01 2012 *)
%o (Magma) [ a: n in [0..750] | IsPrime(a) where a is 2^n+33 ]
%Y Cf. A000040, A247953 (corresponding k's).
%K nonn
%O 1,1
%A _Vincenzo Librandi_, Apr 29 2010