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A359022
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Number of inequivalent tilings of a 6 X n rectangle using integer-sided square tiles.
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9
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1, 1, 9, 21, 115, 521, 1494, 15129, 83609, 459957, 2551794, 14150081, 78597739
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OFFSET
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0,3
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LINKS
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CROSSREFS
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Sequences for fixed and free (inequivalent) tilings of m X n rectangles, for 2 <= m <= 10:
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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