OFFSET
1,1
COMMENTS
Column 4 of A263672.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=1
..0..3..1..1..4....1..4..0..0..0....6..6..4..3..6....0..3..1..0..0
..0..1..4..4..5....4..5..0..0..0....2..2..5..1..2....0..1..4..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 23 2015
STATUS
approved