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A223736
Number of n X n 0..2 arrays with rows, columns, diagonals and antidiagonals unimodal
0
3, 81, 5600, 480236, 41586328, 3437215802, 268717054875, 19964011820443
OFFSET
1,1
COMMENTS
Diagonal of A223742
EXAMPLE
Some solutions for n=3
..0..1..0....0..0..0....2..0..0....1..1..1....0..2..0....2..2..2....1..2..0
..0..0..0....1..2..2....2..1..0....1..1..2....0..2..2....2..2..1....2..2..2
..0..0..0....2..2..2....2..2..1....0..1..0....0..0..1....1..2..1....1..1..2
CROSSREFS
Sequence in context: A013732 A292974 A209587 * A355157 A207229 A223717
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 26 2013
STATUS
approved