OFFSET
1,1
COMMENTS
Column 5 of A188706
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
FORMULA
Empirical: a(n) = a(n-1) +49*a(n-2) +107*a(n-3) -154*a(n-4) -404*a(n-5) +250*a(n-6) +472*a(n-7) -278*a(n-8) -168*a(n-9) +131*a(n-10) -9*a(n-11) -7*a(n-12) +a(n-13)
EXAMPLE
Some solutions for 3X5
..1..1..1..1..1....0..0..1..0..0....0..1..1..1..0....1..0..0..1..0
..1..1..1..1..0....1..1..1..1..1....1..1..1..1..1....0..1..1..1..1
..0..1..1..0..1....0..0..1..0..1....1..1..0..1..0....1..1..0..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 08 2011
STATUS
approved