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A068279
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1/12 the number of colorings of an n X n rhombic hexagonal array with 12 colors.
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1
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1, 1100, 100001000, 751345249556000, 466550155917485654168000, 23943119027381359392048801885920000, 101551583948290437017941221055210389140843072000, 35597235390075660655078813076577627044739757882304090775296000
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OFFSET
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1,2
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COMMENTS
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Terms for rhombic- and staggered- hexagonal arrays are the same for n in 1..4.
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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