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A246981 Number of single-peaked preference orders on an n-set. 0
1, 12, 1296, 9856896 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..4.

Jonathan K. Hodge, Lindsey Brown, Hoang Ha, Single-Peaked Preferences over Multidimensional Binary Alternatives, Discrete Applied Mathematics, Vol. 166 (2014), 14-25, 2014. See p. 24.

CROSSREFS

Sequence in context: A209176 A137343 A133461 * A174745 A071309 A067108

Adjacent sequences:  A246978 A246979 A246980 * A246982 A246983 A246984

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Sep 14 2014

STATUS

approved

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Last modified March 18 23:08 EDT 2019. Contains 321305 sequences. (Running on oeis4.)