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A197558 Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,2,2 for x=0,1,2,3,4 1
5, 57, 410, 4055, 36877, 310658, 2817383, 25115833, 223137190, 1986928549, 17695730995, 157551002096, 1402893385536, 12491465131399, 111225018303022, 990363617390993, 8818318528316601, 78519303830481116, 699145265959550188 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Every 0 is next to 0 4's, every 1 is next to 1 3's, every 2 is next to 2 0's, every 3 is next to 3 2's, every 4 is next to 4 2's
Column 5 of A197561
LINKS
EXAMPLE
Some solutions containing all values 0 to 4 for n=4
..0..2..0..2..0....0..0..2..0..0....0..0..2..0..0....2..0..0..2..0
..2..3..2..4..2....2..2..4..2..0....0..2..4..2..2....0..0..2..4..2
..0..1..0..2..0....0..0..2..3..1....2..3..2..0..0....2..1..3..2..0
..0..0..0..2..0....2..0..0..2..0....0..1..0..0..0....0..0..2..0..0
CROSSREFS
Sequence in context: A197304 A000362 A196971 * A218658 A266278 A103047
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 16 2011
STATUS
approved

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Last modified April 20 16:11 EDT 2024. Contains 371844 sequences. (Running on oeis4.)