OFFSET
1,1
COMMENTS
Column 3 of A210052
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 24*a(n-1) -89*a(n-2) -977*a(n-3) +3094*a(n-4) +13063*a(n-5) -28268*a(n-6) -71414*a(n-7) +90536*a(n-8) +163472*a(n-9) -114928*a(n-10) -148256*a(n-11) +54080*a(n-12) +35328*a(n-13) -9216*a(n-14)
EXAMPLE
Some solutions for n=4
..0..0..0..0....0..1..0..1....0..1..0..1....0..0..0..1....0..0..0..0
..0..1..1..0....1..0..0..0....1..0..0..0....2..2..0..0....0..1..0..2
..0..0..1..0....1..0..2..2....0..0..1..0....1..2..0..1....0..1..0..2
..1..0..0..0....1..0..2..1....1..1..0..0....2..2..0..0....1..0..0..2
..1..0..2..0....1..0..2..1....1..0..0..2....0..2..2..0....1..0..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 16 2012
STATUS
approved