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A221775 Number of nX3 arrays of occupancy after each element stays put or moves to some king-move neighbor, without move-in move-out left turns 0
8, 372, 16384, 703148, 30088757, 1287149604, 55062005315, 2355484567486, 100765156040153 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A221776

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

Some solutions for n=3

..0..2..3....1..0..0....0..0..1....0..2..3....1..2..0....1..1..2....0..2..2

..1..1..0....0..1..2....3..0..0....1..0..1....1..1..2....0..0..1....2..1..1

..2..0..0....3..0..2....1..1..3....1..1..0....2..0..0....2..0..2....0..1..0

CROSSREFS

Sequence in context: A193187 A240380 A038016 * A206690 A349114 A266920

Adjacent sequences:  A221772 A221773 A221774 * A221776 A221777 A221778

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 25 2013

STATUS

approved

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Last modified June 24 20:32 EDT 2022. Contains 354830 sequences. (Running on oeis4.)