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A142821
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Primes congruent to 23 mod 61.
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2
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23, 389, 877, 1487, 1609, 2341, 2707, 4049, 4903, 5147, 5879, 6367, 6733, 6977, 8563, 8807, 8929, 9173, 9539, 9661, 10271, 11003, 11369, 11491, 12101, 12589, 13687, 13931, 14419, 15761, 16127, 16249, 16493, 16981, 17713, 17957, 19421, 19543, 20641, 21617
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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[2700]], MemberQ[{23}, Mod[#, 61]] &] (* Vincenzo Librandi, Sep 05 2012 *)
Select[Range[23, 22000, 61], PrimeQ] (* Harvey P. Dale, Jun 17 2018 *)
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PROG
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(Magma) [p: p in PrimesUpTo(22000) | p mod 61 eq 23 ] ; // Vincenzo Librandi, Sep 05 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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