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A140534 Primes congruent to 11 or 199 mod 210. 1

%I #17 Sep 08 2022 08:45:34

%S 11,199,409,431,619,641,829,1039,1061,1249,1459,1481,1669,1879,1901,

%T 2089,2111,2531,2719,2741,3371,3559,3581,3769,4001,4211,4421,5051,

%U 5261,5449,5471,5659,5869,6079,6101,6311,6521,6709,7129,7151,7549,7759,8179

%N Primes congruent to 11 or 199 mod 210.

%H Vincenzo Librandi, <a href="/A140534/b140534.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 24 n log n.

%t Select[Prime[Range[1100]],MemberQ[{11,199},Mod[#,210]]&] (* _Harvey P. Dale_, Jun 15 2011 *)

%o (Magma)[p: p in PrimesUpTo(9000)|p mod 210 in {11,199}] // _Vincenzo Librandi_, Dec 18 2010]

%Y Cf. A000040.

%K nonn,easy

%O 1,1

%A _Juri-Stepan Gerasimov_, Jul 28 2008

%E Formula from _Charles R Greathouse IV_, Mar 25 2010

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Last modified April 16 16:01 EDT 2024. Contains 371749 sequences. (Running on oeis4.)