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A142364 Primes congruent to 13 mod 47. 1
13, 107, 389, 577, 859, 953, 1423, 1987, 2081, 2269, 2551, 2833, 2927, 3209, 3491, 4243, 4337, 5653, 6029, 6217, 6311, 6781, 8191, 8849, 9319, 9413, 9601, 9883, 10259, 10729, 12421, 12703, 13267, 13831, 14207, 14489, 14771, 15053, 15241, 16087, 16369, 16651 (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) ~ 46n log n. - Charles R Greathouse IV, Jul 03 2016

MATHEMATICA

Select[Prime[Range[2500]], MemberQ[{13}, Mod[#, 47]]&] (* Vincenzo Librandi, Aug 27 2012 *)

Select[Range[13, 17000, 47], PrimeQ] (* Harvey P. Dale, Mar 24 2013 *)

PROG

(MAGMA) [p: p in PrimesUpTo(18000) | p mod 47 eq 13]; // Vincenzo Librandi, Aug 27 2012

(PARI) is(n)=isprime(n) && n%47==13 \\ Charles R Greathouse IV, Jul 03 2016

CROSSREFS

Cf. A000040.

Sequence in context: A295648 A218093 A132261 * A164301 A322499 A087305

Adjacent sequences:  A142361 A142362 A142363 * A142365 A142366 A142367

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified June 27 22:27 EDT 2022. Contains 354899 sequences. (Running on oeis4.)