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A186743
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Number of connected regular simple graphs on n vertices with girth exactly 3.
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2
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0, 0, 0, 1, 1, 1, 3, 3, 13, 21, 157, 536, 18942, 389404, 50314456, 2942196832, 1698517018391
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OFFSET
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0,7
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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,hard
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AUTHOR
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STATUS
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approved
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