OFFSET
1,2
COMMENTS
Column 3 of A265466.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..0..1..0....0..2..3....0..2..1....0..1..0....0..2..1....0..2..4....0..2..4
..0..1..2....4..2..1....3..2..4....3..2..1....0..2..4....4..3..4....4..3..5
..2..0..1....1..3..2....1..3..4....3..2..4....1..3..2....4..3..4....2..3..2
..1..3..5....2..4..5....1..3..5....1..3..5....4..3..5....1..3..5....5..3..5
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 09 2015
STATUS
approved