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A007268 Number of partition graphs on n vertices.
(Formerly M1467)
0
1, 0, 1, 2, 5, 14, 47, 186, 894, 5249, 38181, 348568 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
REFERENCES
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
D. W. DeTemple et al., Recent examples in the theory of partition graphs, Discrete Math., 113 (1993), 255-258.
CROSSREFS
Sequence in context: A327702 A317784 A096402 * A326898 A109156 A143918
KEYWORD
nonn,more,hard
AUTHOR
EXTENSIONS
a(11)-a(12) from Sean A. Irvine, Dec 04 2017
STATUS
approved

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Last modified June 18 17:37 EDT 2024. Contains 373483 sequences. (Running on oeis4.)