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A030445
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Number of one-sided n-celled polyknights.
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5
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1, 2, 8, 68, 550, 5328, 52484, 534793, 5513338, 57494308, 604212943, 6392547793, 68014392915
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OFFSET
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1,2
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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.
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LINKS
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EXAMPLE
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The 2 polyknights with 2 cells:
X.. ..X
..X X..
The 8 polyknights with 3 cells:
X. X.. X.. X... X.X .X. .X. X...
.. ... ..X .... ... X.. ..X ...X
.X .X. ... .X.. .X. ..X X.. .X..
.. ... .X. ...X
X. ..X
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CROSSREFS
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KEYWORD
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nonn,nice,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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