A142041 Primes congruent to 15 mod 32.

47, 79, 239, 271, 367, 431, 463, 719, 751, 911, 1039, 1103, 1231, 1327, 1423, 1487, 1583, 1871, 1999, 2063, 2287, 2351, 2383, 2447, 2543, 2671, 2767, 2927, 3023, 3119, 3343, 3407, 3631, 3727, 3823, 3919, 4079, 4111, 4271, 4463, 4591, 4751, 4783, 4943, 5039

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Formula

a(n) ~ 16n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Range[15, 20000, 32], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 24 2011 *)
Select[Prime[Range[2000]], MemberQ[{15}, Mod[#, 32]]&] (* Vincenzo Librandi, Aug 18 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(6000) | p mod 32 eq 15 ]; // Vincenzo Librandi, Aug 18 2012
(PARI) is(n)=isprime(n) && n%32==15 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A132257 A240583 A132255 * A190799 A246873 A033232

Adjacent sequences: A142038 A142039 A142040 * A142042 A142043 A142044

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved