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A185486
Number of (n+1)X9 binary arrays with every 2X2 subblock determinant equal to some horizontal or vertical neighbor 2X2 subblock determinant
1
14860, 1642258, 104300522, 8249951270, 596127705496, 44794190542169, 3312295977303361, 246617622494198862, 18309597796319735490, 1361005199466774826914, 101116081602410498451624
OFFSET
1,1
COMMENTS
Column 8 of A185487
LINKS
EXAMPLE
Some solutions for 3X9
..1..0..0..0..0..0..0..1..0....1..0..0..0..0..1..1..1..0
..0..0..0..0..0..0..1..1..0....0..0..0..0..0..0..0..0..0
..0..0..0..0..1..1..1..0..0....0..0..0..1..1..1..0..0..1
CROSSREFS
Sequence in context: A209947 A023045 A186901 * A031815 A365257 A235236
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 28 2011
STATUS
approved