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A236494
Number of (5+1)X(n+1) 0..2 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise
1
167095, 33951181, 6319589033, 1095464601321, 182308906034159, 29439585362614471, 4665191068857484233, 729932548830479987349, 113283931213865070438195, 17489434164403493554005395
OFFSET
1,1
COMMENTS
Row 5 of A236490
LINKS
EXAMPLE
Some solutions for n=1
..0..1....1..1....0..1....0..2....0..0....0..2....0..2....0..1....1..0....0..2
..0..2....2..0....2..0....0..2....1..1....1..2....1..2....1..2....1..1....0..1
..1..0....1..0....2..0....1..2....1..0....2..0....1..0....0..1....1..2....2..1
..2..2....2..2....2..1....2..2....0..1....1..0....2..0....2..2....1..2....2..2
..2..1....1..0....2..2....1..1....0..0....1..1....2..0....0..1....1..2....2..1
..2..1....1..1....2..2....1..0....1..1....2..2....1..1....1..1....1..2....2..1
CROSSREFS
Sequence in context: A235846 A187170 A047829 * A236489 A235436 A262802
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 27 2014
STATUS
approved