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A240773
Number of nX5 0..3 arrays with no element equal to exactly one horizontal or vertical neighbor, with new values 0..3 introduced in row major order
1
14, 1418, 147231, 15484811, 1641787181, 174833637032, 18668613617376, 1996696858027452, 213767706654233589, 22899765886776595902, 2454006865570086320765, 263035370856543329466372
OFFSET
1,1
COMMENTS
Column 5 of A240774
LINKS
EXAMPLE
Some solutions for n=3
..0..1..2..1..2....0..1..0..2..3....0..1..2..1..0....0..1..0..1..0
..1..3..0..2..0....1..3..2..0..1....1..0..1..2..1....2..2..2..2..3
..0..1..3..1..3....0..2..0..1..2....0..1..3..1..3....2..2..2..2..1
CROSSREFS
Sequence in context: A240703 A240640 A204698 * A131582 A270858 A160246
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 12 2014
STATUS
approved