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A219690
Number of 6Xn 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..2 6Xn array.
1
21, 60, 655, 5726, 44816, 344926, 2709320, 21474269, 167685059, 1273322836, 9386203438, 67340577300, 471427290355, 3224592437317, 21562151377146, 141010883018273, 902366368908706, 5653483899077449, 34695071833947322
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OFFSET
1,1
COMMENTS
Row 6 of
A219686
LINKS
R. H. Hardin,
Table of n, a(n) for n = 1..41
EXAMPLE
Some solutions for n=3
..1..0..0....0..0..0....0..0..0....0..0..0....1..0..0....2..1..1....2..0..0
..0..0..0....0..0..0....0..0..0....0..0..0....1..0..0....2..1..1....2..0..0
..0..0..0....0..0..0....1..0..0....1..1..1....1..0..0....2..1..1....2..0..0
..1..1..2....0..0..0....1..1..0....1..1..1....1..0..0....2..1..1....2..1..1
..2..2..2....0..0..0....1..0..0....1..1..0....0..0..0....2..2..2....2..1..1
..2..2..2....2..2..2....2..0..0....1..0..0....0..0..2....2..2..2....2..2..2
CROSSREFS
Sequence in context:
A223467
A051873
A223460
*
A325319
A069133
A124714
Adjacent sequences:
A219687
A219688
A219689
*
A219691
A219692
A219693
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Nov 25 2012
STATUS
approved