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A084853
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Numbers k such that k^(k+1) + (k+1)^k + k(k+1) is prime.
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0
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OFFSET
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1,2
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COMMENTS
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LINKS
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MATHEMATICA
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Do[If[PrimeQ[n^(n+1)+(n+1)^n+n(n+1)], Print[n]], {n, 0, 1000}]
Select[Range[30], PrimeQ[#^(#+1)+(#+1)^#+#(#+1)]&] (* Harvey P. Dale, May 28 2016 *)
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PROG
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CROSSREFS
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KEYWORD
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more,nonn
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AUTHOR
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STATUS
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approved
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