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A201230
Number of nX3 0..3 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
1
7, 34, 114, 140, 2462, 18056, 62133, 82861, 1593643, 11978376, 41385355, 54794307, 1094405924, 8362468865, 28876780544, 37796133889, 761894988558, 5848452096002, 20148759500753, 26152640971116, 532945521296121
OFFSET
1,1
COMMENTS
Column 3 of A201235
LINKS
EXAMPLE
Some solutions for n=8
..0..0..0....0..1..1....0..0..1....0..0..0....0..1..1....0..0..1....0..0..0
..0..1..1....0..2..1....0..0..1....0..0..1....0..1..1....0..2..1....0..0..1
..0..1..1....0..2..1....0..1..2....0..1..2....0..1..2....0..1..3....0..1..2
..0..1..2....0..2..1....0..3..3....1..1..3....0..3..3....0..1..2....1..3..2
..1..3..3....0..3..2....1..1..2....2..3..3....0..3..2....0..3..2....1..2..3
..2..2..2....0..3..2....2..2..3....1..2..2....0..2..3....1..3..2....1..2..3
..2..3..3....3..3..3....1..2..2....1..2..2....1..3..2....2..3..3....1..3..3
..2..3..3....1..3..2....3..3..3....3..3..3....2..2..3....1..3..2....2..2..3
CROSSREFS
Sequence in context: A259055 A195018 A024817 * A071598 A224036 A120470
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 28 2011
STATUS
approved