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A232373
Number of nX5 0..3 arrays with every 0 next to a 1, every 1 next to a 2 and every 2 next to a 3 horizontally, diagonally or antidiagonally, and no adjacent values equal
1
14, 1130, 32722, 927706, 27133338, 789866870, 22946925502, 667514680522, 19413840326186, 564595278464614, 16420169035941450, 477546295651389890, 13888417395173915122, 403915461426343969950, 11747031027223155160682
OFFSET
1,1
COMMENTS
Column 5 of A232376
FORMULA
Empirical recurrence of order 64 (see link above)
EXAMPLE
Some solutions for n=3
..3..1..2..3..2....0..3..0..1..2....3..2..3..2..3....3..0..3..2..1
..3..1..2..1..2....2..1..2..3..2....3..2..1..0..3....1..0..3..0..1
..3..1..0..3..2....2..3..2..3..2....1..0..1..2..3....3..2..1..0..3
CROSSREFS
Sequence in context: A208395 A132504 A178989 * A323181 A206613 A198712
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 23 2013
STATUS
approved