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A214536
Number of nXnXn triangular 0..4 arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and every horizontal row having the same average value
0
5, 13, 79, 1181, 35567, 2280331, 292689331, 75286406603, 37837349841125
OFFSET
1,1
COMMENTS
Column 4 of A214540
EXAMPLE
Some solutions for n=4
.....2........1........2........2........2........2........1........3
....3.1......1.1......3.1......2.2......0.4......2.2......1.1......4.2
...4.1.1....2.1.0....4.2.0....2.1.3....0.4.2....2.4.0....0.3.0....4.3.2
..1.4.0.3..2.2.0.0..2.4.0.2..3.1.0.4..2.0.4.2..1.4.3.0..0.3.0.1..4.3.3.2
CROSSREFS
Sequence in context: A027457 A113876 A333082 * A363015 A324418 A359316
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 20 2012
STATUS
approved