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A142039 Primes congruent to 11 mod 32. 1

%I #12 Sep 08 2022 08:45:35

%S 11,43,107,139,331,491,523,587,619,683,811,907,971,1163,1259,1291,

%T 1451,1483,1579,1867,1931,2027,2251,2347,2411,2539,2699,2731,3019,

%U 3083,3307,3371,3467,3499,3659,3691,3851,3947,4139,4363,4523,4651,5003,5099,5227

%N Primes congruent to 11 mod 32.

%H Vincenzo Librandi, <a href="/A142039/b142039.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 16n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[1000]],Mod[#,32]==11&] (* _Harvey P. Dale_, Mar 09 2011 *)

%t Select[Prime[Range[2000]],MemberQ[{11},Mod[#,32]]&] (* _Vincenzo Librandi_, Aug 18 2012 *)

%o (Magma) [p: p in PrimesUpTo(6000) | p mod 32 eq 11 ]; // _Vincenzo Librandi_, Aug 18 2012

%o (PARI) is(n)=isprime(n) && n%32==11 \\ _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 March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)