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A197405 Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,1,1,1 for x=0,1,2,3,4 1
5, 71, 358, 3305, 25621, 199384, 1634731, 13013551, 103260478, 825286477, 6597403489, 52719871616, 421012069157, 3360781198751, 26839340562982, 214392512110323, 1712358386200271, 13675010695945780, 109210026376844947 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Every 0 is next to 0 3's, every 1 is next to 1 0's, every 2 is next to 2 1's, every 3 is next to 3 1's, every 4 is next to 4 1's
Column 4 of A197409
LINKS
EXAMPLE
Some solutions containing all values 0 to 4 for n=5
..1..1..0..1....1..0..1..2....0..1..2..0....0..1..1..0....1..3..1..0
..0..1..1..3....3..1..4..1....1..4..1..0....1..4..1..1....0..1..1..0
..0..1..4..1....1..4..1..0....3..1..2..0....3..1..0..2....0..1..4..1
..0..1..1..0....0..1..1..1....1..0..0..0....1..2..0..1....1..4..1..1
..1..2..2..1....1..2..0..1....2..1..1..1....0..0..0..1....2..1..0..0
CROSSREFS
Sequence in context: A295332 A123077 A171554 * A295536 A197427 A197668
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 14 2011
STATUS
approved

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Last modified April 18 03:33 EDT 2024. Contains 371767 sequences. (Running on oeis4.)