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A292095 Minimal number of nodes of a tree requiring width n in any LR-drawing. 0
1, 3, 7, 11, 19, 27, 35, 47, 61, 77, 95, 111, 135, 159, 185, 215, 243, 275, 311, 343, 383, 427 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..22.

Fabrizio Frati, M. Patrignani, V. Roselli, LR-Drawings of Ordered Rooted Binary Trees and Near-Linear Area Drawings of Outerplanar Graphs, arXiv preprint arXiv:1610.02841 [cs.CG], 2016.

CROSSREFS

Sequence in context: A049754 A191114 A181497 * A265323 A346912 A276456

Adjacent sequences:  A292092 A292093 A292094 * A292096 A292097 A292098

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Sep 10 2017

STATUS

approved

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Last modified August 11 00:55 EDT 2022. Contains 356046 sequences. (Running on oeis4.)