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A222799 Number of 6Xn 0..3 arrays with exactly floor(6Xn/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..3 order 0
0, 1883, 92642, 3315998, 163288090, 8113737592, 441448848458, 25312950712971, 1552439861168400, 100407626852665785 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Row 6 of A222794
LINKS
EXAMPLE
Some solutions for n=3
..0..0..0....0..0..0....0..0..0....0..1..1....0..0..0....0..0..0....0..0..1
..0..1..0....0..0..1....0..0..1....1..1..1....0..0..1....0..0..0....2..0..0
..2..3..0....2..2..3....2..1..3....1..1..1....2..3..3....1..0..0....0..0..0
..1..0..0....3..1..1....2..3..3....1..1..1....2..3..3....0..0..0....1..0..2
..0..0..0....2..1..1....3..3..3....0..1..2....0..2..2....2..0..1....2..2..2
..0..0..0....1..1..1....3..3..2....2..2..0....2..2..2....1..0..0....2..2..2
CROSSREFS
Sequence in context: A260137 A246478 A237103 * A252111 A259960 A338705
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 05 2013
STATUS
approved

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Last modified April 18 21:51 EDT 2024. Contains 371781 sequences. (Running on oeis4.)