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A219821
Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 7Xn array
0
28, 176, 2359, 27340, 358480, 4734774, 59065976, 707079160
OFFSET
1,1
COMMENTS
Row 7 of A219816
EXAMPLE
Some solutions for n=3
..1..0..0....0..0..0....0..0..0....0..0..0....1..0..0....0..0..0....0..0..0
..1..0..0....0..0..0....1..0..0....1..0..0....0..0..0....1..0..0....0..0..0
..0..0..0....1..1..0....0..0..0....1..1..1....0..0..0....1..1..1....0..0..0
..0..0..0....0..0..0....0..0..0....1..1..1....1..0..0....1..1..1....1..0..0
..2..0..0....0..0..0....0..0..0....1..0..0....1..0..0....0..0..2....1..0..0
..2..0..0....0..0..0....0..0..0....1..0..0....2..0..0....0..0..0....0..0..0
..2..0..0....1..0..0....0..0..0....2..0..0....2..2..0....1..0..0....0..0..0
CROSSREFS
Sequence in context: A129136 A042528 A345215 * A341160 A219386 A219632
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 28 2012
STATUS
approved