login
A197703
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 3,3,0,1,0,0,0 for x=0,1,2,3,4,5,6
0
1, 4, 15, 118, 1410, 30190, 1180218, 81842153, 10130408182, 2211726542134
OFFSET
1,2
COMMENTS
Every 0 is next to 0 3's, every 1 is next to 1 3's, every 2 is next to 2 0's, every 3 is next to 3 1's, every 4 is next to 4 0's, every 5 is next to 5 0's, every 6 is next to 6 0's
EXAMPLE
Some solutions with all values from 0 to 6 for 6X6X6
.......1............0............0............1............2............2
......3.1..........0.0..........4.0..........3.1..........0.0..........0.0
.....2.1.0........0.0.4........0.0.4........2.1.0........0.0.4........0.5.0
....0.0.5.0......0.5.0.0......0.5.0.0......0.0.5.0......0.5.0.0......0.4.0.0
...0.6.0.0.0....1.1.0.6.0....1.1.0.6.0....0.6.0.0.4....1.1.0.6.0....1.1.0.6.0
..2.0.0.0.4.0..1.3.2.0.0.2..1.3.2.0.0.2..2.0.0.0.0.0..1.3.2.0.0.2..1.3.2.0.0.2
CROSSREFS
Sequence in context: A303654 A027162 A354889 * A352608 A136506 A375994
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 17 2011
STATUS
approved