OFFSET
1,1
COMMENTS
Column 5 of A239256
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..0..2..4..3..2....0..3..2..0..4....0..0..2..0..0....3..3..0..4..3
..4..2..4..0..0....0..2..1..2..3....2..0..4..3..3....0..3..2..3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 13 2014
STATUS
approved