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A141880 Primes congruent to 15 mod 19. 1
53, 167, 281, 433, 509, 547, 661, 1117, 1193, 1231, 1307, 1459, 1801, 1877, 2029, 2143, 2333, 2371, 2447, 2713, 2789, 2903, 3169, 3359, 3511, 3701, 3739, 3853, 3929, 3967, 4157, 4271, 4423, 4651, 4993, 5107, 5297, 5449, 5563, 5639, 5791, 5867, 5981, 6133 (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) ~ 18n log n. - Charles R Greathouse IV, Jul 03 2016

MATHEMATICA

Select[Range[15, 5000, 19], PrimeQ[#]&] (* Vladimir Joseph Stephan Orlovsky, Apr 03 2011*)

PROG

(MAGMA) [p: p in PrimesUpTo(7000) | p mod 19 eq 15 ]; // Vincenzo Librandi, Aug 15 2012

(PARI) is(n)=isprime(n) && n%19==15 \\ Charles R Greathouse IV, Jul 03 2016

CROSSREFS

Cf. A000040, A141869.

Sequence in context: A142508 A279259 A142639 * A142698 A241044 A303093

Adjacent sequences:  A141877 A141878 A141879 * A141881 A141882 A141883

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified January 28 09:52 EST 2020. Contains 331319 sequences. (Running on oeis4.)