login
A142054
Primes congruent to 8 mod 33.
3
41, 107, 173, 239, 503, 569, 701, 1031, 1097, 1163, 1229, 1361, 1427, 1493, 1559, 1823, 1889, 2087, 2153, 2351, 2417, 2549, 2879, 3011, 3209, 3407, 3539, 3671, 3803, 4001, 4133, 4397, 4463, 4793, 5189, 5387, 5519, 5651, 5717, 5783, 5849, 5981, 6047, 6113
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 20n log n. - Charles R Greathouse IV, Jul 02 2016
MATHEMATICA
Select[Range[8, 20000, 33], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 25 2011 *)
Select[Prime[Range[3000]], MemberQ[{8}, Mod[#, 33]]&] (* Vincenzo Librandi, Aug 18 2012 *)
PROG
(Magma) [p: p in PrimesUpTo(8000) | p mod 33 eq 8 ]; // Vincenzo Librandi, Aug 18 2012
(PARI) is(n)=isprime(n) && n%33==8 \\ Charles R Greathouse IV, Jul 02 2016
CROSSREFS
Cf. A000040.
Sequence in context: A044228 A044609 A211494 * A279213 A070270 A001125
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved