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A221385 Number of nX5 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, with no 2-loops and with no occupancy greater than 2 1
0, 38, 1450, 52320, 1829388, 63358088, 2188482014, 75538637214, 2606815065698, 89955626884315, 3104132404604618, 107115039737573319, 3696240367391216656, 127546876795624543082, 4401284212854919660438, 151875943167053941347552 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A221388

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A078987 A009982 A041685 * A158766 A217224 A272036

Adjacent sequences:  A221382 A221383 A221384 * A221386 A221387 A221388

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 14 2013

STATUS

approved

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Last modified February 16 16:00 EST 2020. Contains 331961 sequences. (Running on oeis4.)