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A142279 Primes congruent to 30 mod 43. 1

%I

%S 73,331,503,761,1019,1277,1621,1879,2137,2309,3083,3169,3943,4201,

%T 4373,4889,5147,5233,5749,6007,6781,7039,7211,7297,7727,8243,8329,

%U 8501,9103,9533,9619,9791,10651,10909,11597,11941,12113,12457,12973,14177,14779,14951

%N Primes congruent to 30 mod 43.

%H Vincenzo Librandi, <a href="/A142279/b142279.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 42n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[5000]],MemberQ[{30},Mod[#,43]]&] (* _Vincenzo Librandi_, Aug 25 2012 *)

%o (MAGMA) [p: p in PrimesUpTo(16000) | p mod 43 eq 30 ]; // _Vincenzo Librandi_, Aug 25 2012 *)

%o (PARI) is(n)=isprime(n) && n%43==30 \\ _Charles R Greathouse IV_, Jul 03 2016

%Y Cf. A000040.

%K nonn,easy

%O 1,1

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

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Last modified October 1 08:39 EDT 2020. Contains 337442 sequences. (Running on oeis4.)