A200532 Number of nX6 0..2 arrays with every row and column running average nondecreasing rightwards and downwards

53, 825, 10292, 111085, 1092645, 10000162, 87098434, 731106792, 5964324991, 47562454949, 372415747947, 2872854627301, 21889626638130, 165068050869351, 1233859196014348, 9153541048411929, 67464412472963033, 494406133695289336

Offset

1,1

Comments

Column 6 of A200534

Links

R. H. Hardin, Table of n, a(n) for n = 1..26

Example

Some solutions for n=4
..0..0..0..0..0..0....0..0..0..1..1..1....0..0..0..0..2..1....0..0..0..1..1..1
..0..1..1..1..1..2....0..0..0..1..2..2....0..0..0..0..2..1....0..0..0..1..1..1
..0..1..1..1..2..1....0..0..0..1..2..2....0..0..2..1..2..2....0..0..2..1..2..1
..0..1..1..1..2..1....0..0..1..1..2..2....2..2..2..2..2..2....0..2..2..2..2..2

Crossrefs

Sequence in context: A183794 A201153 A077794 * A289818 A253111 A157618

Adjacent sequences: A200529 A200530 A200531 * A200533 A200534 A200535

Keyword

nonn

Author

R. H. Hardin Nov 18 2011

Status

approved