OFFSET
1,2
COMMENTS
Every 0 is next to 0 1's, every 1 is next to 1 5's, every 2 is next to 2 0's, every 3 is next to 3 1's, every 4 is next to 4 4's, every 5 is next to 5 0's, every 6 is next to 6 3's
EXAMPLE
Some solutions for 5X5X5
......2..........0..........0..........0..........0..........0..........2
.....0.0........0.0........0.0........0.0........2.2........0.0........0.0
....0.0.0......0.0.0......2.2.2......2.2.2......2.0.2......0.0.0......0.0.0
...0.5.5.0....0.0.0.0....0.2.2.0....0.2.2.0....2.0.0.2....0.0.0.0....0.5.5.0
..2.0.0.0.2..0.0.0.0.2..2.0.2.0.0..0.0.2.0.0..0.2.2.2.0..2.0.0.0.2..2.0.0.0.0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 16 2011
STATUS
approved