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A185533
Number of (n+2)X10 binary arrays with each 3X3 subblock nonsingular
1
3818262, 180225834, 8169865470, 353516027506, 15816011545490, 703501386832854, 31129923319285058, 1383146517309461758, 61410685014516310078, 2724694661680642563326, 120955716134461597608780
OFFSET
1,1
COMMENTS
Column 8 of A185534
LINKS
EXAMPLE
Some solutions for 4X10
..0..0..1..0..1..0..0..1..0..0....0..0..1..0..1..1..0..1..0..1
..0..1..0..1..1..1..0..0..1..1....0..1..0..0..1..0..1..0..1..0
..1..0..0..1..0..0..1..0..1..0....1..0..0..1..0..1..0..0..1..1
..0..0..1..0..1..0..1..1..1..0....0..0..1..0..0..1..1..1..0..0
CROSSREFS
Sequence in context: A083601 A209516 A159825 * A206413 A253869 A253876
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 30 2011
STATUS
approved