OFFSET
1,1
COMMENTS
Column 4 of A250832
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..46
EXAMPLE
Some solutions for n=1
..0..0..2..2..3....0..0..1..4..4....0..0..2..2..2....0..0..0..2..2
..0..0..4..4..4....0..3..4..4..4....3..3..2..3..3....3..3..1..4..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 27 2014
STATUS
approved