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%I #8 Sep 08 2022 08:46:08
%S 47,53,61,109,173,557,1069,8237,65581,134217773,2147483693,
%T 549755813933,4835703278458516698824749,19342813113834066795298861,
%U 170141183460469231731687303715884105773,2854495385411919762116571938898990272765493293
%N Primes of the form 2^n + 45.
%C Associated n: 1, 3, 4, 6, 7, 9, 10, 13, 16, 27, 31, 39, 82, 84, 127, 151, 156, 163, 280, 306, ...
%H Vincenzo Librandi, <a href="/A243431/b243431.txt">Table of n, a(n) for n = 1..27</a>
%t Select[Table[2^n + 45, {n, 0, 500}], PrimeQ]
%o (Magma) [a: n in [0..500] | IsPrime(a) where a is 2^n+45];
%Y Cf. similar sequences listed in A243429.
%K nonn
%O 1,1
%A _Vincenzo Librandi_, Jun 05 2014
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