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A168254
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Numbers n with property that n^3+n^2+{3,5} are twin primes.
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1
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0, 1, 28, 103, 403, 613, 658, 1018, 1138, 1318, 1678, 2023, 2188, 2383, 2653, 3418, 3853, 3958, 4333, 4393, 4828, 5278, 5908, 6163, 8218, 8428, 8683, 8848, 9028, 9043, 9478, 9868, 10003, 10243, 10978, 11518, 11533, 12133, 12493, 13603, 13633, 14593
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OFFSET
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0,3
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COMMENTS
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All positive terms == 1 mod 3.
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LINKS
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MATHEMATICA
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Union[Table[If[PrimeQ[n^3+n^2+3]&&PrimeQ[n^3+n^2+5], n, 0], {n, 1, 40000, 3}]]
Select[Range[0, 15000], And @@ PrimeQ[#^3 + #^2 + {3, 5}] &] (* Harvey P. Dale, Dec 12 2012 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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