login
A202914
Number of nX6 0..7 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor
1
9052, 1707628408, 165216756703876, 12637286590945269232, 1004339501638090612860422, 81642366196089406720417732740, 6613658872365063161591092431692334
OFFSET
1,1
COMMENTS
Column 6 of A202916
LINKS
EXAMPLE
Some solutions for n=4
..0..3..0..2..4..4....6..7..1..1..4..7....7..6..4..5..6..0....1..5..6..6..1..4
..7..4..3..7..1..4....2..7..2..4..3..7....7..7..4..1..7..4....6..0..7..7..6..5
..7..3..0..7..1..4....1..6..1..4..6..7....2..3..0..3..7..2....6..3..0..5..1..3
..7..5..5..4..1..0....2..5..0..3..1..2....6..6..1..0..0..0....2..6..6..3..0..0
CROSSREFS
Sequence in context: A161610 A204535 A345389 * A252443 A061135 A118700
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 26 2011
STATUS
approved