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A128239
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Number of n-node (unlabeled) graphs with girth 6.
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3
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0, 0, 0, 1, 2, 9, 28, 107, 376, 1457, 5733, 24385, 110240, 540400, 2867847
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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3,5
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LINKS
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PROG
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(nauty) geng -tfq $n | countg -qg6 --ng # Martin Fuller, May 03 2015
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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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