

A183434


Number of n X n binary arrays with every 1 having exactly one kingmove neighbor equal to 1


1



1, 7, 29, 361, 10459, 413450, 37904950, 6750242518, 2166586326637, 1414165738392719, 1769976680392262392, 4242277623456129400305, 19897602588709306137305059, 179960590072630530132741409405
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OFFSET

1,2


COMMENTS



LINKS



EXAMPLE

Some solutions for 3X3
..0..1..0....0..0..0....1..1..0....0..1..0....0..1..1....0..0..1....1..0..0
..1..0..0....1..0..0....0..0..0....0..1..0....0..0..0....0..0..1....0..1..0
..0..0..0....0..1..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0


CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



