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A185529
Number of (n+2)X6 binary arrays with each 3X3 subblock nonsingular
1
12630, 150234, 1752120, 19941490, 230731304, 2662736508, 30654215226, 353516027506, 4075790123584, 46978794076110, 541585913392016, 6243452389343254, 71973068584435804, 829701009878546566
OFFSET
1,1
COMMENTS
Column 4 of A185534
LINKS
EXAMPLE
Some solutions for 4X6
..0..1..1..0..0..1....0..0..1..1..1..1....0..1..0..0..1..0....1..1..1..1..0..0
..1..0..1..1..0..1....0..1..1..0..0..1....1..0..1..1..1..1....0..0..1..0..0..1
..0..1..0..0..1..0....1..1..1..1..0..0....1..0..0..1..1..0....1..0..0..1..1..1
..1..1..0..1..0..0....0..0..1..1..1..1....1..1..1..1..0..1....0..1..1..1..0..1
CROSSREFS
Sequence in context: A254255 A254301 A237388 * A078957 A119076 A251099
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 30 2011
STATUS
approved