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A208785
Number of nX5 nonnegative integer arrays with new values 0 upwards introduced in row major order and no element equal to any antidiagonal neighbor (colorings ignoring permutations of colors)
1
52, 52922, 435411946, 12766857248692, 955922762706415420, 151244023549144862428002, 44686267945588240647176350202, 22589542271333429475349029067616724
OFFSET
1,1
COMMENTS
Column 5 of A208788
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..0....0..0..0..0..0....0..0..0..1..0....0..0..0..0..0
..1..2..1..1..0....1..1..1..1..1....1..1..0..1..1....1..1..1..1..0
..0..0..0..1..0....0..0..0..0..0....0..1..0..0..0....0..0..2..1..0
..1..1..2..3..0....1..1..1..2..0....2..1..1..1..0....1..0..0..3..0
CROSSREFS
Sequence in context: A230532 A157280 A182924 * A206388 A263223 A198525
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 01 2012
STATUS
approved