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A084286
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Number of connected labeled 6-colorable (i.e., chromatic number <= 6) graphs on n nodes.
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3
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1, 1, 4, 38, 728, 26704, 1866255, 251547611, 66295198837, 34494681184926, 35636712584655663
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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LINKS
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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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