OFFSET
1,1
COMMENTS
Column 7 of A185435
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..10
EXAMPLE
Some solutions for 4X9
..0..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..1..1
..0..0..0..0..0..0..0..1..3....0..0..0..0..0..0..0..1..7
..0..0..0..0..0..0..0..1..7....0..0..0..0..0..0..0..4..0
..0..0..0..0..0..0..0..6..7....0..0..0..0..0..0..0..4..5
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 27 2011
STATUS
approved