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A234599
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Number of n-celled solid polyominoes (or free polycubes, allowing mirror-image identification) with chessboard coloring.
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0
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2, 1, 4, 10, 46, 204, 1214, 7497, 50826, 355334, 2559074, 18736327, 139027092
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OFFSET
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1,1
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COMMENTS
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Chessboard-colored polycubes, considering to be distinct two solids that cannot be mapped onto each other by any form of symmetry.
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FORMULA
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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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