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A141856
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Primes congruent to 9 mod 11.
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6
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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
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OFFSET
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1,1
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LINKS
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Vincenzo Librandi, Table of n, a(n) for n = 1..1000
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FORMULA
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a(n) ~ 10n log n. - Charles R Greathouse IV, Jul 02 2016
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MATHEMATICA
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Select[Range[9, 50000, 11], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 13 2011 *)
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PROG
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(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
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CROSSREFS
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Sequence in context: A176507 A163321 A182380 * A104332 A045116 A092227
Adjacent sequences: A141853 A141854 A141855 * A141857 A141858 A141859
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane, Jul 11 2008
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STATUS
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approved
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