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A155938 Primes p such that 13*p + 8 is also prime. 2

%I

%S 3,5,11,17,23,41,47,83,101,107,137,167,233,251,311,317,347,353,383,

%T 467,503,521,587,593,647,683,761,797,857,941,1013,1031,1103,1181,1187,

%U 1223,1301,1433,1493,1571,1607,1721,1847,1907,1913,1931,1973,1997,2081,2153

%N Primes p such that 13*p + 8 is also prime.

%H Vincenzo Librandi, <a href="/A155938/b155938.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[2500]], PrimeQ[(13*# + 8)]&] (* _Vincenzo Librandi_, Oct 30 2012 *)

%o (MAGMA) [p: p in PrimesUpTo(2200)| IsPrime(13*p + 8)]; // _Vincenzo Librandi_, Oct 30 2012

%Y Cf. A092178, A155937, A155939.

%K nonn,easy

%O 1,1

%A _Vincenzo Librandi_, Jan 31 2009

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Last modified November 14 17:24 EST 2019. Contains 329126 sequences. (Running on oeis4.)