OFFSET
1,1
COMMENTS
Column 4 of A239194
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..4..1..1..2....2..3..4..1....1..4..2..4....3..1..1..2....2..3..2..1
..1..2..0..0....3..4..3..3....3..1..3..1....1..0..2..4....3..2..3..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 11 2014
STATUS
approved