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A283229 Number of nX5 0..1 arrays with no 1 equal to more than two of its horizontal and vertical neighbors, with the exception of exactly two elements. 1
0, 49, 3996, 163860, 5814342, 188295479, 5735340380, 167289795994, 4724329890393, 130096179474238, 3510766557493700, 93180419391136915, 2439005097362209956, 63092188369767978569, 1615585146171148850583 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A283232.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A283232.

Sequence in context: A218231 A219061 A218317 * A109344 A129207 A243944

Adjacent sequences:  A283226 A283227 A283228 * A283230 A283231 A283232

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 03 2017

STATUS

approved

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Last modified July 6 12:26 EDT 2022. Contains 355110 sequences. (Running on oeis4.)