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A297800
Number of nX6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 5 neighboring 1s.
4
1, 105, 1320, 16006, 320168, 5511367, 91376524, 1587468720, 27421636815, 470544728613, 8106158053425, 139669854334501, 2404648275368779, 41411751712923850, 713227235336676149, 12282835762563772060
OFFSET
1,2
COMMENTS
Column 6 of A297802.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..1..1. .0..1..0..1..0..0. .0..1..1..0..1..0. .0..1..1..0..0..0
..0..0..0..0..1..1. .1..1..1..1..1..0. .1..1..0..1..0..1. .1..1..0..1..1..0
..1..1..0..0..1..0. .1..1..0..0..1..1. .1..1..0..0..1..1. .0..0..1..0..0..1
..1..1..1..1..0..0. .1..1..1..1..1..0. .0..0..1..1..1..1. .0..0..0..1..1..0
CROSSREFS
Cf. A297802.
Sequence in context: A266105 A376001 A058844 * A165382 A051015 A221449
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 06 2018
STATUS
approved