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A221300 Number of nX5 arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, with no occupancy greater than 2 1
41, 7305, 1388449, 270434991, 53074198285, 10441043545431, 2055191230733819, 404558715308586615, 79631428749088948978, 15673309615820170766551, 3084736188812654258436809, 607104281948887764280719305 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A221303

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..15

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A208255 A221325 A104301 * A221377 A160477 A221344

Adjacent sequences:  A221297 A221298 A221299 * A221301 A221302 A221303

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 09 2013

STATUS

approved

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Last modified July 4 20:08 EDT 2022. Contains 355086 sequences. (Running on oeis4.)