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A283229
Number of n X 5 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
OFFSET
1,2
COMMENTS
Column 5 of A283232.
LINKS
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
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 03 2017
STATUS
approved