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A095278
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Numbers k such that 4k + 3 is prime.
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30
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0, 1, 2, 4, 5, 7, 10, 11, 14, 16, 17, 19, 20, 25, 26, 31, 32, 34, 37, 40, 41, 44, 47, 49, 52, 55, 56, 59, 62, 65, 67, 70, 76, 77, 82, 86, 89, 91, 94, 95, 104, 107, 109, 110, 115, 116, 119, 121, 122, 124, 125, 130, 136, 140, 142, 146, 149, 151, 154, 157, 160, 161, 164
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OFFSET
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1,3
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LINKS
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FORMULA
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MAPLE
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MATHEMATICA
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Select[Range[0, 200], PrimeQ[4#+3]&] (* Harvey P. Dale, Aug 15 2013 *)
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PROG
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(GAP) Filtered([1..170], n->IsPrime(4*n+3)); # Muniru A Asiru, Oct 29 2018
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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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