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A122042
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Numbers n such that (2^n+n)/(n+2) is prime.
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1
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OFFSET
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1,1
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COMMENTS
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All terms are also in A081765 = numbers n such that n+2 divides 2^(n-1)-1.
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LINKS
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MATHEMATICA
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Do[If[PrimeQ[(2^n+n)/(n+2)], Print[n]], {n, 1, 5000}]
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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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EXTENSIONS
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STATUS
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approved
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