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A058064
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Find least k such that (n+1)^k + n^k is a prime (A057856); then k=2^m and sequence gives values of m.
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3
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0, 0, 0, 1, 0, 0, 1, 0, 0, 5, 0, 1, 2, 0, 0, 2, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 2
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OFFSET
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1,10
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LINKS
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MATHEMATICA
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Do[ k = 0; While[ !PrimeQ[ (n + 1)^(2^k) + n^(2^k) ], k++ ]; Print[ 2^k ], {n, 1, 60} ].
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CROSSREFS
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KEYWORD
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hard,nonn
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AUTHOR
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STATUS
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approved
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