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A142620 Primes congruent to 27 mod 55. 1

%I

%S 137,467,577,797,907,1237,1567,1787,2447,2557,2777,2887,3217,3547,

%T 3767,3877,5087,5197,5417,5527,5857,6737,7177,7507,7727,8167,8387,

%U 9157,9377,9817,10037,10477,11027,11467,12347,12457,13007,13337,13997,14107,14327

%N Primes congruent to 27 mod 55.

%H Vincenzo Librandi, <a href="/A142620/b142620.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[2500]], MemberQ[{27}, Mod[#, 55]] &] (* _Vincenzo Librandi_, Aug 31 2012 *)

%t Select[Range[27,15000,55],PrimeQ] (* _Harvey P. Dale_, Jun 30 2017 *)

%o (MAGMA) [p: p in PrimesUpTo(16000) | p mod 55 eq 27]; // _Vincenzo Librandi_, Aug 31 2012

%Y Cf. A000040.

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_, Jul 11 2008

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Last modified July 11 01:19 EDT 2020. Contains 335600 sequences. (Running on oeis4.)