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A142364
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Primes congruent to 13 mod 47.
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1
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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
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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) ~ 46n log n. - Charles R Greathouse IV, Jul 03 2016
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MATHEMATICA
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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 *)
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PROG
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(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
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CROSSREFS
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Cf. A000040.
Sequence in context: A295648 A218093 A132261 * A164301 A322499 A087305
Adjacent sequences: A142361 A142362 A142363 * A142365 A142366 A142367
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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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