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A366956
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Numbers k such that 3^k*k^3 - 2 is a prime.
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1
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3, 15, 23, 53, 79, 1767, 2325, 2553, 8355, 12707, 13377, 17265, 30165, 45807, 65773
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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[Range[3000], PrimeQ[3^#*#^3 - 2] &] (* Amiram Eldar, Oct 30 2023 *)
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PROG
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(Magma) [k: k in [1..500] | IsPrime(3^k*k^3-2)];
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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