OFFSET
1,1
COMMENTS
Column 6 of A278798.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..18
EXAMPLE
Some solutions for n=1
..3..1..3..3..0..1. .3..0..0..3..0..1. .0..1..1..0..3..0. .0..3..0..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 28 2016
STATUS
approved