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A220157
Number of 5Xn arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 5Xn array
0
21, 95, 727, 5410, 34959, 214767, 1272216, 7244186, 39698797, 209815077, 1070798249, 5281686410, 25200974573, 116438844036
OFFSET
1,1
COMMENTS
Row 5 of A220153
EXAMPLE
Some solutions for n=3
..1..1..1....1..0..0....0..0..0....0..0..0....0..0..0....0..0..0....2..1..1
..1..1..1....1..0..0....1..0..0....1..0..0....1..0..0....1..1..0....2..1..1
..1..1..1....1..0..0....1..1..2....1..0..0....1..1..1....1..1..1....2..1..1
..2..1..1....1..1..1....1..1..1....2..1..1....1..1..2....1..0..2....2..2..2
..2..2..2....2..1..1....2..2..1....2..1..1....2..1..2....2..0..0....2..2..2
CROSSREFS
Sequence in context: A296822 A174084 A193218 * A264239 A200255 A212406
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 06 2012
STATUS
approved