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A186212
Number of (n+1)X3 0..2 arrays with every 2X2 subblock determinant equal to some horizontal or vertical neighbor 2X2 subblock determinant
1
175, 1969, 18873, 197619, 2008031, 20738153, 213108423, 2194753479, 22587046821, 232531438315, 2393657704397, 24641409679961, 253666806143927, 2611352484956083, 26882320490736795, 276737910767834565
OFFSET
1,1
COMMENTS
Column 2 of A186218
LINKS
EXAMPLE
Some solutions for 5X3
..0..0..1....0..0..0....1..0..2....0..0..0....2..0..1....1..0..2....0..0..2
..0..0..2....2..0..2....0..0..0....1..0..0....0..0..0....0..0..1....1..0..1
..1..0..1....2..0..0....1..0..2....1..0..0....2..0..1....1..0..2....0..0..1
..0..0..1....2..0..2....2..0..0....2..0..2....1..0..2....0..0..0....0..0..2
..0..0..2....0..0..1....0..0..1....0..0..2....2..0..2....1..1..0....1..0..1
CROSSREFS
Sequence in context: A349674 A205470 A187420 * A355713 A222774 A209710
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 15 2011
STATUS
approved