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A196744 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,3,1,0,4 for x=0,1,2,3,4 1
1, 41, 1144, 19567, 400368, 7942712, 158910093, 3154873061, 62983652064, 1254587192478, 24999683657717, 498208235612370, 9928170924108502, 197840444358226725, 3942513809137853076, 78564804146413114965 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Every 0 is next to 0 2's, every 1 is next to 1 3's, every 2 is next to 2 1's, every 3 is next to 3 0's, every 4 is next to 4 4's
Column 6 of A196746
LINKS
EXAMPLE
Some solutions for n=4
..0..3..0..3..0..0....0..3..0..0..0..0....0..1..0..0..3..0....0..3..0..0..0..0
..3..0..0..0..0..0....3..0..3..0..3..0....0..3..0..3..0..0....3..0..1..1..3..0
..0..0..0..0..3..0....0..0..1..0..1..0....0..0..0..1..0..0....0..0..3..0..0..0
..0..0..3..0..1..0....0..0..0..3..0..0....0..0..0..0..3..0....0..0..0..0..0..0
CROSSREFS
Sequence in context: A016093 A358713 A130639 * A196902 A297349 A014937
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 06 2011
STATUS
approved

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Last modified May 23 17:39 EDT 2024. Contains 372765 sequences. (Running on oeis4.)