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A141888
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Primes congruent to 2 mod 21.
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2
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2, 23, 107, 149, 191, 233, 317, 359, 401, 443, 569, 653, 821, 863, 947, 1031, 1283, 1367, 1409, 1451, 1493, 1619, 1787, 1871, 1913, 1997, 2039, 2081, 2207, 2333, 2417, 2459, 2543, 2711, 2753, 2837, 2879, 2963, 3089, 3257, 3299, 3467, 3593, 3677, 3719, 3761
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OFFSET
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1,1
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LINKS
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FORMULA
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MATHEMATICA
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Select[Prime[Range[600]], Mod[#, 21] == 2&] (* Harvey P. Dale, Jan 04 2011 *)
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PROG
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(Magma) [p: p in PrimesUpTo(4000) | p mod 21 eq 2 ]; // Vincenzo Librandi, Aug 16 2012
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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