login
A142050
Primes congruent to 2 mod 33.
1
2, 101, 167, 233, 431, 563, 761, 827, 1091, 1223, 1289, 1487, 1553, 1619, 1949, 2081, 2213, 2411, 2477, 2543, 2609, 2741, 2939, 3137, 3203, 3467, 3533, 3797, 3863, 3929, 4127, 4259, 4391, 4457, 4523, 4721, 4787, 4919, 5051, 5381, 5711, 5843, 6173, 6569
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 20n log n. - Charles R Greathouse IV, Jul 03 2016
MATHEMATICA
Select[Range[2, 20000, 33], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 25 2011 *)
Select[Prime[Range[3000]], MemberQ[{2}, Mod[#, 33]]&] (* Vincenzo Librandi, Aug 18 2012 *)
PROG
(Magma) [p: p in PrimesUpTo(7000) | p mod 33 eq 2 ]; // Vincenzo Librandi, Aug 18 2012
(PARI) is(n)=isprime(n) && n%33==2 \\ Charles R Greathouse IV, Jul 03 2016
CROSSREFS
Cf. A000040.
Sequence in context: A016034 A171988 A100669 * A195903 A042249 A157338
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved