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A234056
Number of (2+2)X(n+2) 0..2 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards
1
402000, 23857470, 1425517650, 85374621482, 5109216554257, 305711881527997, 18290072795884688, 1094247314313409438, 65465147970699360649, 3916554430848201277811, 234313581827486451826841
OFFSET
1,1
COMMENTS
Row 2 of A234054
LINKS
EXAMPLE
Some solutions for n=1
..0..0..2....0..0..2....0..0..0....0..0..0....0..2..0....0..0..2....0..1..0
..1..0..2....0..2..1....1..2..2....1..0..2....2..2..0....2..2..2....0..0..0
..1..0..1....2..0..1....1..2..2....0..2..0....0..1..0....2..2..2....1..2..0
..1..1..2....2..2..0....0..2..0....2..0..2....1..1..1....1..1..1....2..0..2
CROSSREFS
Sequence in context: A205094 A234419 A096890 * A157826 A215998 A186606
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 19 2013
STATUS
approved