OFFSET
1,1
COMMENTS
Row 5 of A214540.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..25
EXAMPLE
Some solutions for n=4
......2..........2..........2..........2..........2..........2..........3
.....2.2........2.2........3.1........1.3........2.2........1.3........3.3
....2.2.2......2.2.2......2.3.1......1.2.3......4.2.0......1.3.2......3.3.3
...2.1.2.3....3.0.2.3....0.3.4.1....1.2.2.3....4.2.0.2....1.3.1.3....4.1.3.4
..0.3.1.3.3..1.4.0.4.1..1.0.4.1.4..0.2.2.4.2..4.3.1.0.2..1.2.4.0.3..4.4.1.4.2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 20 2012
STATUS
approved