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A183694
Number of (n+1)X6 0..2 arrays with every 2X2 subblock nonsingular
1
77570, 14100346, 2525447442, 454422625582, 81648038954018, 14676897303777902, 2637896539171553758, 474135214633449382230, 85219676649134275574490, 15317213219261913579818506, 2753080520542386364222959598
OFFSET
1,1
COMMENTS
Column 5 of A183698
LINKS
EXAMPLE
Some solutions for 3X6
..0..1..0..2..1..0....0..2..0..2..1..0....0..1..0..2..1..0....0..2..0..2..0..1
..1..0..1..0..2..1....1..0..2..0..2..1....2..0..1..0..1..1....2..0..2..0..1..1
..0..1..0..1..1..0....0..1..1..1..2..0....2..1..1..2..2..1....1..2..1..2..2..0
CROSSREFS
Sequence in context: A258543 A124489 A215662 * A206275 A249958 A232349
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 06 2011
STATUS
approved