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Search: id:A013924
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A013924 Number of labeled connected graphs with n nodes and 2 cutpoints. +0
1
12, 180, 4560, 211680, 17186624, 2416430016, 597615868800, 266262716016000, 218583901063537152 (list; graph; listen)
OFFSET

4,1

REFERENCES

Stanley Selkow, Discr. Math. 185 (1998), 183-191.

CROSSREFS

Sequence in context: A000515 A051609 A001814 this_sequence A071990 A086948 A051620

Adjacent sequences: A013921 A013922 A013923 this_sequence A013925 A013926 A013927

KEYWORD

nonn

AUTHOR

Stanley Selkow (sms(AT)owl.WPI.EDU)

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.


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