OFFSET
1,1
COMMENTS
Column 4 of A203191
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..1..0..0..3....4..0..0..0....4..0..3..2....4..3..1..0....2..3..3..4
..2..0..2..3....4..4..0..0....4..4..4..3....4..2..2..3....2..4..4..4
..2..1..0..3....4..4..1..4....0..3..4..2....2..0..1..3....2..1..3..3
..1..4..4..3....4..2..2..4....4..4..1..1....0..0..3..3....3..3..4..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 30 2011
STATUS
approved