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A196727 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,1,4,0,3 for x=0,1,2,3,4 1
9, 299, 10548, 299031, 9376754, 280203939, 8480784814, 260413708520, 7925738767972, 240995847511411, 7341178616840827, 223581927300557652, 6808249999744006848, 207322812709656178441, 6313316805630919549681 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Every 0 is next to 0 2's, every 1 is next to 1 1's, every 2 is next to 2 4's, every 3 is next to 3 0's, every 4 is next to 4 3's
Column 6 of A196729
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..3..0..0....0..0..0..1..1..0....0..0..0..0..0..0....0..0..0..0..1..0
..3..0..0..0..0..0....0..0..0..3..0..0....0..3..3..0..1..1....3..0..1..0..1..0
..0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0....0..0..1..3..0..1
..0..1..1..0..0..0....0..0..0..0..3..0....0..3..0..3..0..0....1..1..0..0..0..1
CROSSREFS
Sequence in context: A104775 A106663 A196694 * A197067 A348902 A279449
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 05 2011
STATUS
approved

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Last modified May 27 21:52 EDT 2024. Contains 372882 sequences. (Running on oeis4.)