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A154606 Numbers n with the property of the enumerated trees without the convex hull. 0
1, 3, 9, 43, 239 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..5.

CROSSREFS

Sequence in context: A018427 A275781 A199140 * A232216 A167143 A136732

Adjacent sequences:  A154603 A154604 A154605 * A154607 A154608 A154609

KEYWORD

nonn,uned,obsc

AUTHOR

Nishant Doshi (doshinikki2004(AT)gmail.com), Jan 13 2009

EXTENSIONS

This sequence needs a better definition. - N. J. A. Sloane, Jan 14 2009

STATUS

approved

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Last modified October 16 06:47 EDT 2021. Contains 348040 sequences. (Running on oeis4.)