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A185503
Number of (n+1)X7 0..2 arrays with every 2X2 subblock diagonal sum less antidiagonal sum equal to some horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum
0
13347, 1418183, 64545575, 3784477987, 201869155765
OFFSET
1,1
COMMENTS
Column 6 of A185504
EXAMPLE
Some solutions for 3X7
..0..1..2..1..2..2..2....0..1..1..0..2..2..0....0..1..0..2..2..1..1
..0..0..0..0..2..1..1....0..0..1..1..2..2..1....0..1..0..2..2..1..2
..0..0..0..0..2..0..0....1..0..2..1..1..1..1....0..2..2..2..0..0..2
CROSSREFS
Sequence in context: A254851 A162423 A176465 * A333014 A205196 A235297
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 29 2011
STATUS
approved