OFFSET
1,1
COMMENTS
Column 4 of A198669
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..74
EXAMPLE
Some solutions with all values 0 to 4 for n=3
..0..1..2..2....0..0..1..1....0..0..1..1....0..0..1..1....0..1..1..2
..0..1..3..4....2..3..3..3....2..3..3..3....2..2..3..3....0..0..1..2
..3..3..3..4....2..4..4..3....2..4..4..4....4..4..1..1....3..3..4..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 28 2011
STATUS
approved