OFFSET
1,1
COMMENTS
Column 4 of A233958
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..1..2..1..2..1....1..3..1..3..2....4..5..3..2..4....1..2..1..2..4
..3..4..3..4..2....3..2..0..2..0....2..4..5..4..3....3..4..3..1..3
..1..3..5..3..4....1..3..2..3..2....3..5..3..2..1....1..2..1..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 18 2013
STATUS
approved