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A068291
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1/17 the number of colorings of an n X n staggered hexagonal array with 17 colors.
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1
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1, 3600, 2562894000, 360815358806334000, 10045362602062958738692122000, 55306025603886596990726445398427484458000, 60215114062840644498765447997163170597224027734057082000, 12964769707834768710147648104687020983960635308403660120749080257740506000
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history;
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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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