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A204629
Number of (n+1)X8 0..2 arrays with every 2X2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..2 introduced in row major order
1
3145728, 9076721064, 26194503047262, 75595484720747496, 218163372078770313246, 629604521519860258105194, 1816995451072561641887723586, 5243724206237325303462055283538
OFFSET
1,1
COMMENTS
Column 7 of A204630
LINKS
EXAMPLE
Some solutions for n=3
..0..0..0..0..0..0..0..0....0..1..1..0..1..2..1..2....0..0..0..1..1..0..2..1
..0..1..2..2..1..0..2..0....0..1..2..1..2..0..0..1....0..1..0..2..0..0..2..1
..1..2..2..1..1..2..2..1....0..2..0..1..2..0..1..1....0..2..0..2..1..0..1..0
..0..2..1..0..2..0..2..2....0..2..1..1..2..0..0..1....0..2..1..0..0..2..2..1
CROSSREFS
Sequence in context: A234151 A067899 A234449 * A235070 A203877 A032783
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 17 2012
STATUS
approved