OFFSET
1,1
COMMENTS
Column 5 of A206359
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..30
EXAMPLE
Some solutions for n=4
..0..1..2..3..4....0..1..2..3..0....0..1..2..0..3....0..1..2..3..4
..2..3..4..1..2....4..3..0..4..1....4..3..0..4..1....1..2..4..0..1
..3..4..0..2..3....1..0..3..2..4....1..4..3..1..0....2..3..0..1..2
..0..1..3..4..0....2..1..4..3..2....0..1..2..3..4....3..0..1..2..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2012
STATUS
approved