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A234198
Number of (2+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards
1
10370036, 1577067369, 244346936321, 37949401327593, 5875742825524762, 909833241810657897, 140809211523822213741, 21793539963122071707141, 3372765560184056944019085, 521974933190476427581490842
OFFSET
1,1
COMMENTS
Row 2 of A234196
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0....0..0..1....0..0..0....0..0..1....0..0..0....0..0..1....0..0..0
..0..0..3....0..0..1....1..2..2....0..1..0....1..2..1....1..3..1....1..2..2
..0..1..0....3..3..0....1..1..0....0..2..1....1..3..0....2..2..1....0..2..0
..1..3..1....2..1..1....2..1..3....0..1..1....2..2..3....2..2..1....2..1..0
CROSSREFS
Sequence in context: A152155 A159837 A241791 * A186921 A185805 A306476
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 21 2013
STATUS
approved