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A142063 Primes congruent to 25 mod 33. 2
157, 223, 421, 487, 619, 751, 883, 1213, 1279, 1543, 1609, 1741, 1873, 2137, 2203, 2269, 2467, 2731, 2797, 3061, 3259, 3391, 3457, 3853, 3919, 4051, 4447, 4513, 4909, 5107, 5437, 5503, 5569, 5701, 6163, 6229, 6361, 6427, 6691, 6823, 7219, 7351, 7417, 7549 (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[25, 20000, 33], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 24 2011 *)

Select[Prime[Range[1000]], MemberQ[{25}, Mod[#, 33]]&] (* Vincenzo Librandi, Aug 18 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(8000) | p mod 33 eq 25 ]; // Vincenzo Librandi, Aug 12 2012

(PARI) is(n)=isprime(n) && n%33==25 \\ Charles R Greathouse IV, Jul 02 2016

CROSSREFS

Cf. A000040.

Sequence in context: A236537 A048927 A163490 * A151739 A142231 A020356

Adjacent sequences:  A142060 A142061 A142062 * A142064 A142065 A142066

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified October 19 23:44 EDT 2019. Contains 328244 sequences. (Running on oeis4.)