OFFSET
1,1
COMMENTS
Row 5 of A229870
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..15
EXAMPLE
Some solutions for n=4
..0..0..0..0..1....0..0..0..0..0....0..0..0..0..1....0..0..0..0..0
..0..0..0..0..0....0..0..0..0..0....0..0..0..0..0....0..0..0..0..0
..0..0..3..0..4....0..0..3..2..3....0..0..1..2..4....0..0..0..1..3
..0..0..1..2..3....0..0..4..3..2....0..0..4..0..1....0..0..2..2..3
..1..0..3..4..2....0..0..1..4..1....1..0..2..3..1....0..0..2..4..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 01 2013
STATUS
approved