OFFSET
1,1
COMMENTS
Column 5 of A198708
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..19
EXAMPLE
Some solutions with all values 0 to 4 for n=3
..0..1..2..0..0....0..1..2..0..0....0..0..1..2..2....0..0..0..1..1
..0..1..2..3..3....0..1..2..0..3....0..1..1..3..2....0..2..0..3..3
..3..3..4..4..4....4..4..0..0..3....4..4..4..3..2....2..2..0..4..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 29 2011
STATUS
approved