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A142522
Primes congruent to 31 mod 52.
1
31, 83, 239, 499, 811, 863, 967, 1019, 1123, 1279, 1487, 1747, 2111, 2267, 2371, 2423, 2579, 2683, 3203, 3307, 3359, 3463, 3671, 3931, 4139, 4243, 4451, 4919, 5023, 5179, 5231, 5387, 5647, 6011, 6271, 6323, 6427, 6791, 6947, 7103, 7207, 7727, 7883, 8039
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 24n log n. - Charles R Greathouse IV, Jul 03 2016
MATHEMATICA
Select[Prime[Range[1300]], MemberQ[{31}, Mod[#, 52]] &] (* Vincenzo Librandi, Aug 29 2012 *)
Select[Range[31, 9000, 52], PrimeQ] (* Harvey P. Dale, Apr 11 2014 *)
PROG
(Magma) [p: p in PrimesUpTo(10000) | p mod 52 eq 31]; // Vincenzo Librandi, Aug 29 2012
(PARI) is(n)=isprime(n) && n%52==31 \\ Charles R Greathouse IV, Jul 03 2016
CROSSREFS
Cf. A000040.
Sequence in context: A044169 A044550 A055810 * A005184 A096731 A039518
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved