OFFSET
1,1
LINKS
Andrew Howroyd, Table of n, a(n) for n = 1..50
EXAMPLE
Some solutions for n=4
..0..1..0..1..0....0..1..2..0..1....0..1..0..1..0....0..1..0..1..0
..2..3..2..3..4....2..3..4..3..2....2..3..2..3..2....2..3..2..3..2
..0..4..1..0..1....1..0..1..0..1....0..1..0..1..0....0..1..4..0..1
..2..3..2..3..2....2..3..2..3..2....2..3..2..3..2....2..3..2..3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 22 2012
EXTENSIONS
Terms a(6) and beyond from Andrew Howroyd, Jun 25 2017
STATUS
approved