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A007268 Number of partition graphs on n vertices.
(Formerly M1467)
+0
1
1, 0, 1, 2, 5, 14, 47, 186, 894, 5249 (list; graph; listen)
OFFSET

1,4

REFERENCES

D. W. DeTemple et al., Recent examples in the theory of partition graphs, Discrete Math., 113 (1993), 255-258.

CROSSREFS

Adjacent sequences: A007265 A007266 A007267 this_sequence A007269 A007270 A007271

Sequence in context: A047026 A115276 A096402 this_sequence A109156 A143918 A129867

KEYWORD

nonn

AUTHOR

Simon Plouffe (plouffe(AT)math.uqam.ca)

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Last modified October 7 08:31 EDT 2008. Contains 144667 sequences.


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