OFFSET
1,1
COMMENTS
Column 7 of A209610
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..118
EXAMPLE
Some solutions for n=3
..1..1..1..1..2..2..1....1..1..2..2..2..1..2....1..1..1..1..1..1..1
..1..1..2..1..2..1..1....1..1..2..2..2..1..1....1..2..2..2..2..1..1
..1..1..2..1..2..1..1....1..2..2..2..2..2..1....2..1..1..1..2..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 10 2012
STATUS
approved