A142304 Primes congruent to 27 mod 44.

71, 379, 467, 599, 643, 863, 907, 1039, 1171, 1259, 1303, 1523, 1567, 1699, 1787, 1831, 2447, 2579, 2711, 2843, 2887, 3019, 3371, 3547, 3767, 3943, 4339, 4603, 4691, 4999, 5087, 5351, 5483, 5527, 5659, 5791, 5879, 5923, 6011, 6143, 6451, 6803, 7243, 7331

Offset

1,1

Links

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

Formula

a(n) ~ 20n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Prime[Range[2500]], MemberQ[{27}, Mod[#, 44]]&] (* Vincenzo Librandi, Aug 25 2012 *)
Select[Range[27, 8000, 44], PrimeQ] (* Harvey P. Dale, Mar 13 2016 *)

Prog

(Magma) [p: p in PrimesUpTo(8000) | p mod 44 eq 27]; // Vincenzo Librandi, Aug 25 2012
(PARI) is(n)=isprime(n) && n%44==27 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A215470 A344282 A297846 * A201313 A078949 A057541

Adjacent sequences: A142301 A142302 A142303 * A142305 A142306 A142307

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved