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A087145
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Number of distinct disconnected simple symmetric graphs on n nodes.
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2
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0, 1, 1, 2, 1, 3, 1, 4, 2, 4, 1, 9, 1, 4, 4, 9, 1, 11, 1, 14, 4, 4, 1, 25, 3, 6, 6, 14, 1, 27, 1
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,4
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LINKS
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FORMULA
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CROSSREFS
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Cf. A133181 (number of connected symmetric graphs).
Cf. A286931 (number of not necessarily connected symmetric graphs).
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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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