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A141856 Primes congruent to 9 mod 11. 5
31, 53, 97, 163, 229, 251, 317, 383, 449, 647, 691, 757, 823, 911, 977, 1021, 1087, 1109, 1153, 1307, 1373, 1439, 1483, 1549, 1571, 1637, 1747, 1879, 1901, 2011, 2099, 2143, 2297, 2341, 2473, 2539, 2671, 2693, 2803, 2957, 3001, 3023, 3067, 3089, 3221, 3331 (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) ~ 10n log n. - Charles R Greathouse IV, Jul 02 2016

MATHEMATICA

Select[Range[9, 50000, 11], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 13 2011 *)

PROG

(MAGMA) [ p: p in PrimesUpTo(5000) | p mod 11 eq 9 ]; // Vincenzo Librandi, Apr 19 2011

(PARI) is(n)=isprime(n) && n%11==9 \\ Charles R Greathouse IV, Jul 02 2016

CROSSREFS

Sequence in context: A176507 A163321 A182380 * A104332 A045116 A092227

Adjacent sequences:  A141853 A141854 A141855 * A141857 A141858 A141859

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified August 21 18:38 EDT 2019. Contains 326168 sequences. (Running on oeis4.)