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A142053 Primes congruent to 7 mod 33. 3
7, 73, 139, 271, 337, 601, 733, 997, 1063, 1129, 1327, 1459, 1657, 1723, 1789, 1987, 2053, 2251, 2383, 2647, 2713, 3109, 3307, 3373, 3571, 3637, 3769, 3967, 4099, 4231, 4297, 4363, 4561, 4759, 4957, 5023, 5419, 5683, 5749, 5881, 6079, 6211, 6277, 6343, 6607 (list; graph; refs; listen; history; text; internal format)
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 02 2016

MATHEMATICA

Select[Range[7, 20000, 33], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 25 2011 *)

Select[Prime[Range[3000]], MemberQ[{7}, Mod[#, 33]]&] (* Vincenzo Librandi, Aug 18 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(8000) | p mod 33 eq 7 ]; // Vincenzo Librandi, Aug 18 2012

(PARI) is(n)=isprime(n) && n%33==7 \\ Charles R Greathouse IV, Jul 02 2016

CROSSREFS

Cf. A000040.

Sequence in context: A080794 A082719 A188465 * A012049 A012158 A139966

Adjacent sequences:  A142050 A142051 A142052 * A142054 A142055 A142056

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified June 25 12:55 EDT 2019. Contains 324352 sequences. (Running on oeis4.)