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A208580
Number of nX5 nonnegative integer arrays with new values 0 upwards introduced in row major order and no element equal to more than one of its immediate leftward or upward or right-upward antidiagonal neighbors
0
52, 84124, 960563033, 35787552851324, 3233126493451564482, 596705277048973363385024, 200823740464350277512414467867
OFFSET
1,1
COMMENTS
Column 5 of A208581
EXAMPLE
Some solutions for n=4
..0..0..0..0..0....0..0..0..0..0....0..0..0..0..0....0..0..0..0..0
..1..1..1..1..0....1..1..1..1..0....1..1..1..2..0....1..1..1..1..0
..2..0..0..1..0....0..2..0..1..0....0..0..0..1..0....0..0..0..1..1
..0..1..0..3..0....0..1..0..1..0....1..1..0..1..0....1..1..0..0..0
CROSSREFS
Sequence in context: A206388 A263223 A198525 * A208585 A208464 A211252
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 29 2012
STATUS
approved