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A214544 Number of 6X6X6 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, 17213, 141470, 2280331, 15986168, 98726075, 481650122, 2044254981, 7567047596, 25388753287, 77613247698, 220319905339, 584578487982 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 6 of A214540
LINKS
EXAMPLE
Some solutions for n=2
.......1............1............1............1............1............1
......0.2..........1.1..........1.1..........1.1..........0.2..........2.0
.....0.2.1........1.1.1........2.0.1........2.0.1........1.0.2........1.2.0
....1.0.2.1......1.0.2.1......2.0.1.1......0.2.0.2......1.0.1.2......1.2.1.0
...1.1.0.2.1....1.0.1.2.1....1.2.0.2.0....0.2.0.1.2....1.1.0.1.2....1.2.1.0.1
..2.1.0.1.2.0..1.0.0.2.2.1..1.2.0.1.2.0..2.0.2.0.2.0..0.2.0.1.2.1..2.1.2.0.1.0
CROSSREFS
Sequence in context: A264944 A242855 A367123 * A318716 A260252 A324437
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 20 2012
STATUS
approved

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Last modified March 18 22:56 EDT 2024. Contains 370952 sequences. (Running on oeis4.)