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A115418
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Define a k-th-power loop of length m>1 to be a circular permutation of the numbers 1 to m such that the sum of any two consecutive numbers is a perfect k-th-power; these numbers are the lengths of the possible k-th-power loops.
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0
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OFFSET
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1,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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