OFFSET
1,1
COMMENTS
Row 6 of A214906
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
.......2............2............2............2............3............1
......2.2..........1.3..........0.4..........1.3..........2.4..........0.2
.....1.1.4........0.3.3........1.2.3........1.2.3........2.3.4........1.1.1
....0.1.3.4......2.2.2.2......0.1.3.4......1.2.2.3......0.4.4.4......0.1.1.2
...0.1.3.3.3....2.2.2.2.2....2.2.2.2.2....0.1.1.4.4....1.3.3.4.4....0.0.1.2.2
..0.1.1.3.3.4..2.2.2.2.2.2..0.0.2.2.4.4..0.0.2.2.4.4..1.2.3.4.4.4..0.0.0.2.2.2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 29 2012
STATUS
approved