OFFSET
1,1
COMMENTS
Column 6 of A185467
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
FORMULA
Empirical: a(n)=38*a(n-2)+285*a(n-4)+2258*a(n-6)+6967*a(n-8)+24960*a(n-10)-27398*a(n-12)+34950*a(n-14)+8534*a(n-16)+1567*a(n-18)-849*a(n-20)-665*a(n-22)-470*a(n-24)+862*a(n-26)+264*a(n-28)+24*a(n-30) for n>36
EXAMPLE
Some solutions for 3X7
..1..1..0..1..0..1..0....0..1..0..1..1..1..0....1..1..0..1..0..1..1
..1..0..1..1..1..0..1....0..1..1..0..1..0..1....1..1..1..1..1..0..1
..0..1..1..1..0..1..0....1..1..1..1..0..1..1....0..1..0..1..0..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 28 2011
STATUS
approved