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A363382
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Three-dimensional polyknights, identifying rotations and reflections.
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2
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OFFSET
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1,3
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COMMENTS
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Polyknights in two dimension (A030446) have 8 neighborhood vectors, [+-1, +-2] and [+-2, +-1]. In three dimensions the 24 neighborhood vectors are [0, +-1, +-2] (four choices of signs) and its six permutations.
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LINKS
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CROSSREFS
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KEYWORD
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nonn,hard,more
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AUTHOR
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STATUS
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approved
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