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A065798
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Numbers k such that k^k - k - 1 is prime.
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2
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3, 4, 5, 6, 9, 17, 22, 85, 710, 844, 1379
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internal format)
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OFFSET
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1,1
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COMMENTS
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LINKS
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MATHEMATICA
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Do[ If[ PrimeQ[ n^n - n - 1], Print[n]], {n, 1, 750} ]
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PROG
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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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