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A220009
Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 nX7 array
0
84, 263, 17525, 983187, 44269383, 1708594026
OFFSET
1,1
COMMENTS
Column 7 of A220010
EXAMPLE
Some solutions for n=3
..2..0..0..1..1..1..0....2..2..1..1..1..1..1....3..3..2..1..1..0..0
..0..0..0..1..1..0..0....2..1..0..0..1..1..1....3..3..2..1..1..0..0
..0..0..1..1..2..0..0....1..0..0..0..2..1..1....3..3..3..3..3..1..1
CROSSREFS
Sequence in context: A096383 A220043 A137210 * A160321 A249969 A306516
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 03 2012
STATUS
approved