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A142677
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Primes congruent to 20 mod 57.
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1
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191, 419, 647, 761, 1103, 1217, 1559, 1787, 1901, 2129, 2243, 2357, 2699, 2927, 3041, 4409, 4523, 4637, 4751, 6689, 6803, 6917, 7487, 7829, 8171, 8513, 8627, 8741, 8969, 9311, 9539, 9767, 10223, 10337, 11933, 12161, 12503, 12959, 13187, 13757, 14327, 14669
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listen;
history;
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Select[Prime[Range[2400]], MemberQ[{20}, Mod[#, 57]] &] (* Vincenzo Librandi, Sep 01 2012 *)
Select[Range[20, 15000, 57], PrimeQ] (* Harvey P. Dale, Dec 09 2013 *)
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PROG
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(Magma) [p: p in PrimesUpTo(15000) | p mod 57 eq 20 ]; // Vincenzo Librandi, Sep 01 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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