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A142375
Primes congruent to 24 mod 47.
1
71, 353, 541, 823, 1481, 1669, 1951, 2609, 2797, 3079, 3361, 3643, 4019, 4583, 5147, 5711, 7027, 7121, 7309, 7591, 7873, 8719, 9001, 9283, 9377, 9941, 10223, 11069, 11257, 11351, 11633, 11821, 12197, 12479, 13043, 13513, 14923, 15017, 15299, 15581, 16333
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 46n log n. - Charles R Greathouse IV, Jul 03 2016
MATHEMATICA
Select[Prime[Range[2500]], MemberQ[{24}, Mod[#, 47]]&] (* Vincenzo Librandi, Aug 27 2012 *)
Select[Range[24, 17000, 47], PrimeQ] (* Harvey P. Dale, Aug 12 2017 *)
PROG
(Magma) [p: p in PrimesUpTo(18000) | p mod 47 eq 24]; // Vincenzo Librandi, Aug 27 2012
(PARI) is(n)=isprime(n) && n%47==24 \\ Charles R Greathouse IV, Jul 03 2016
CROSSREFS
Cf. A000040.
Sequence in context: A142227 A089163 A343913 * A215470 A344282 A297846
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved