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A214545
Number of 7X7X7 triangular 0..n 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
2, 461465, 6042900, 292689331, 3442622120, 39956910039, 323258584792, 2193244910385
OFFSET
1,1
COMMENTS
Row 7 of A214540
EXAMPLE
Some solutions for n=2
........1..............1..............1..............1..............1
.......0.2............0.2............0.2............0.2............0.2
......0.1.2..........0.2.1..........1.0.2..........1.0.2..........0.1.2
.....0.1.1.2........0.2.1.1........2.0.2.0........1.0.1.2........0.1.1.2
....1.0.1.1.2......1.0.2.1.1......1.2.0.2.0......1.2.0.2.0......0.1.1.1.2
...1.0.2.1.0.2....1.1.0.2.1.1....1.2.0.1.2.0....1.2.1.0.2.0....0.2.1.0.2.1
..2.0.0.2.0.1.2..0.1.0.2.1.2.1..0.2.2.0.2.0.1..1.2.1.0.1.2.0..0.2.2.0.0.2.1
CROSSREFS
Sequence in context: A018854 A139181 A172994 * A072321 A237191 A367823
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 20 2012
STATUS
approved