login
A200529
Number of nX3 0..2 arrays with every row and column running average nondecreasing rightwards and downwards
1
11, 57, 243, 905, 3135, 10292, 32556, 100065, 300847, 888587, 2586994, 7441963, 21193523, 59838942, 167704775, 466986683, 1293018711, 3562315723, 9770764284, 26693067952, 72663897633, 197170483178, 533459459628, 1439508706370
OFFSET
1,1
COMMENTS
Column 3 of A200534
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0....0..0..2....0..2..1....0..0..0....0..0..0....0..0..0....0..0..2
..0..0..0....2..2..2....0..2..1....0..0..0....0..1..1....0..1..1....0..1..2
..0..2..2....2..2..2....1..2..2....0..0..0....0..1..2....0..2..1....0..2..2
..2..2..2....2..2..2....1..2..2....0..1..1....1..2..2....1..1..2....0..2..2
CROSSREFS
Sequence in context: A244497 A101094 A187693 * A289255 A275795 A014470
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 18 2011
STATUS
approved