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2^p + 5 where p is prime.
2

%I #13 Sep 08 2022 08:46:07

%S 9,13,37,133,2053,8197,131077,524293,8388613,536870917,2147483653,

%T 137438953477,2199023255557,8796093022213,140737488355333,

%U 9007199254740997,576460752303423493,2305843009213693957,147573952589676412933,2361183241434822606853

%N 2^p + 5 where p is prime.

%H Vincenzo Librandi, <a href="/A241677/b241677.txt">Table of n, a(n) for n = 1..200</a>

%t Table[2^Prime[n] + 5, {n, 40}]

%o (Magma) [2^p + 5: p in PrimesUpTo(100)];

%Y Cf. similar sequence listed in A241573.

%K nonn

%O 1,1

%A _Vincenzo Librandi_, Apr 29 2014