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A266053
Number of nX6 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors less than or equal to itself.
1
35, 4427, 127492, 14337385, 1550545435, 162959704686, 17488967178845, 1870089130533471, 199724790098189150, 21347980698451775296, 2281459284110500474509, 243812423534463778171733
OFFSET
1,1
COMMENTS
Column 6 of A266055.
FORMULA
Empirical recurrence of order 85 (see link above)
EXAMPLE
Some solutions for n=3
..0..1..3..0..2..1....0..2..3..3..3..1....0..2..3..2..2..0....1..0..2..1..0..2
..2..2..4..4..1..2....2..1..0..2..1..2....2..0..2..4..4..0....1..3..4..3..2..2
..0..2..0..3..2..0....2..1..3..2..1..1....1..3..0..1..3..0....1..1..3..3..0..1
CROSSREFS
Cf. A266055.
Sequence in context: A249887 A210314 A294851 * A115963 A212024 A231914
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 20 2015
STATUS
approved