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A221111 Number of nX5 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without 2-loops 0
0, 38, 2952, 189762, 11678172, 709142453, 42873095694, 2588202786224, 156169886336266, 9421587226948725, 568363950894519284 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A221114

LINKS

Table of n, a(n) for n=1..11.

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A055605 A217342 A319519 * A322331 A282962 A229523

Adjacent sequences:  A221108 A221109 A221110 * A221112 A221113 A221114

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 02 2013

STATUS

approved

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Last modified October 15 17:45 EDT 2021. Contains 348033 sequences. (Running on oeis4.)