OFFSET
1,2
EXAMPLE
Some solutions for 4X4X4
.....0........0........1........1........1........0........2........1
....0.0......0.1......1.1......2.2......2.2......0.2......2.1......1.1
...1.2.2....1.1.1....1.1.2....0.1.1....1.2.2....1.2.1....0.0.1....1.1.1
..1.1.1.2..1.1.2.2..1.1.2.1..0.0.2.2..2.2.2.1..2.2.1.1..0.0.2.2..2.2.1.1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 22 2011
STATUS
approved