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2^p - 11 for p prime.
2

%I #11 Sep 08 2022 08:45:14

%S -7,-3,21,117,2037,8181,131061,524277,8388597,536870901,2147483637,

%T 137438953461,2199023255541,8796093022197,140737488355317,

%U 9007199254740981,576460752303423477,2305843009213693941,147573952589676412917,2361183241434822606837

%N 2^p - 11 for p prime.

%H Vincenzo Librandi, <a href="/A098231/b098231.txt">Table of n, a(n) for n = 1..200</a>

%e If p=5, 2^5 - 11 = 21.

%t Table[2^Prime[n] - 11, {n, 20}]

%o (Magma) [2^p-11: p in PrimesUpTo(100)]; // _Vincenzo Librandi_, Apr 29 2014

%Y Cf. A098815.

%K sign

%O 1,1

%A _Parthasarathy Nambi_, Oct 25 2004

%E More terms from _Ray Chandler_, Nov 14 2004