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A030446
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Number of n-celled polyknights (polyominoes connected by knight's moves).
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6
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1, 1, 6, 35, 290, 2680, 26379, 267598, 2758016, 28749456, 302120154, 3196299285, 34007337629
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OFFSET
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1,3
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COMMENTS
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A polyknight is a variant of a polyomino in which two tiles a knight's move apart are considered adjacent. A polyknight need not be connected in the sense of a polyomino.
These are free polyknights.
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LINKS
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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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