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A200771 Number of nX2 0..2 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
3, 5, 5, 20, 37, 31, 144, 273, 218, 1054, 2009, 1574, 7738, 14793, 11474, 57029, 109296, 84246, 421938, 810268, 621914, 3132630, 6025862, 4611044, 23331465, 44944997, 34314054, 174267851, 336126752, 256168546, 1304988740, 2519821169, 1917689311 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 2 of A200777

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

..0..1....0..1....0..0....0..0....0..1....0..0....0..1....0..1....0..1....0..0

..0..1....0..1....0..2....0..2....0..1....1..1....0..1....0..2....0..2....0..2

..1..2....0..2....1..1....1..2....0..2....2..2....2..2....0..2....1..2....1..1

..2..2....2..2....1..2....1..2....1..2....1..2....1..2....1..2....1..2....2..2

CROSSREFS

Sequence in context: A079372 A055382 A165235 * A072624 A147976 A019247

Adjacent sequences:  A200768 A200769 A200770 * A200772 A200773 A200774

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 22 2011

STATUS

approved

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Last modified August 20 01:14 EDT 2019. Contains 326136 sequences. (Running on oeis4.)