OFFSET
1,1
COMMENTS
Row 5 of A268472.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..50
EXAMPLE
Some solutions for n=2
..0..3. .3..1. .0..4. .0..2. .0..3. .2..1. .0..1. .2..4. .0..0. .3..1
..2..2. .2..0. .2..0. .4..3. .2..0. .2..0. .4..2. .1..2. .3..1. .0..2
..4..1. .1..2. .3..3. .4..3. .1..4. .3..1. .2..3. .3..3. .2..2. .3..1
..4..1. .0..3. .4..1. .1..0. .3..2. .3..4. .4..3. .0..1. .4..4. .4..2
..0..3. .4..4. .1..2. .1..2. .4..1. .0..4. .0..1. .4..0. .1..3. .0..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 05 2016
STATUS
approved