OFFSET
1,1
COMMENTS
Column 4 of A184467.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..187
EXAMPLE
Some solutions for 3 X 5:
..0..1..0..0..0....0..1..1..0..0....0..0..0..0..0....0..0..0..1..0
..0..1..1..0..1....1..1..0..1..0....1..0..1..1..0....0..0..1..1..1
..0..1..1..0..1....0..0..0..1..0....1..1..1..0..1....0..0..0..1..1
...
...E..P..M..M.......P..P..E..M.......M..M..E..M.......M..M..P..P...
...E..P..E..E.......E..M..E..E.......P..P..P..E.......M..M..P..P...
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 15 2011
STATUS
approved