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A142251 Primes congruent to 2 mod 43. 1
2, 131, 389, 647, 733, 991, 1163, 1249, 2281, 2539, 2711, 2797, 2969, 3313, 3571, 4001, 4259, 4517, 4603, 4861, 5119, 5807, 6151, 6323, 6581, 7699, 8387, 8731, 9161, 9419, 9677, 10193, 10709, 11311, 11483, 11827, 12343, 12601, 13633, 14149, 14321, 14407 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 42n log n. - Charles R Greathouse IV, Jul 03 2016
MATHEMATICA
Select[Prime[Range[5000]], MemberQ[{2}, Mod[#, 43]]&] (* Vincenzo Librandi, Aug 24 2012 *)
Select[Range[2, 15000, 43], PrimeQ] (* Harvey P. Dale, Jan 02 2019 *)
PROG
(Magma) [p: p in PrimesUpTo(15000) | p mod 43 eq 2 ]; // Vincenzo Librandi, Aug 24 2012
(PARI) is(n)=isprime(n) && n%43==2 \\ Charles R Greathouse IV, Jul 03 2016
CROSSREFS
Cf. A000040.
Sequence in context: A158110 A117626 A084549 * A125633 A089662 A119778
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved

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Last modified April 19 14:10 EDT 2024. Contains 371792 sequences. (Running on oeis4.)