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A217270 Number of nX5 arrays of occupancy after each element moves to some horizontal or vertical neighbor 1
8, 3025, 772800, 194881600, 48909857500, 12276607432401, 3080781263731464, 773143936621737444, 194021789111058265560, 48690338552261542133284, 12218954146290231642146852, 3066376844585908891388914564 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A217273

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..20

EXAMPLE

Some solutions for n=3

..1..1..0..1..0....1..0..0..1..0....0..1..0..1..0....1..0..0..0..0

..0..1..2..2..0....2..1..4..2..0....1..3..2..3..1....2..1..1..4..3

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

CROSSREFS

Sequence in context: A299227 A300039 A282187 * A137565 A281323 A145260

Adjacent sequences:  A217267 A217268 A217269 * A217271 A217272 A217273

KEYWORD

nonn

AUTHOR

R. H. Hardin Sep 29 2012

STATUS

approved

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Last modified June 21 09:45 EDT 2021. Contains 345358 sequences. (Running on oeis4.)