OFFSET
1,1
COMMENTS
Column 4 of A204732
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..2..4..3..3..3....3..2..2..2..0....0..2..4..1..4....2..0..2..3..0
..3..0..3..1..3....4..0..4..0..4....2..1..0..1..0....0..3..2..0..2
..1..4..0..4..0....4..2..0..2..4....4..0..4..3..4....2..3..0..3..2
..2..4..3..0..3....0..2..4..0..4....1..1..0..1..0....2..0..2..0..2
..3..0..3..4..0....4..1..2..2..4....1..3..4..3..4....0..3..2..3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 18 2012
STATUS
approved