OFFSET
1,1
COMMENTS
Column 2 of A236893
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 14*a(n-1) -36*a(n-2) -311*a(n-3) +1782*a(n-4) -328*a(n-5) -15312*a(n-6) +26368*a(n-7) +28560*a(n-8) -103120*a(n-9) +42336*a(n-10) +79216*a(n-11) -66656*a(n-12) -8256*a(n-13) +20352*a(n-14) -4608*a(n-15)
EXAMPLE
Some solutions for n=5
..1..0..1....1..0..1....0..2..1....1..2..1....1..2..1....0..0..0....1..0..1
..1..0..1....0..1..0....2..2..1....0..1..0....2..1..2....0..1..0....1..0..1
..0..1..0....0..1..0....2..0..1....0..1..2....0..1..0....1..1..1....2..1..2
..1..2..1....1..0..1....0..0..1....1..2..1....0..1..0....1..0..1....2..1..0
..1..2..1....1..0..1....0..2..1....2..1..2....2..1..0....1..1..1....0..1..0
..1..2..1....0..1..0....1..1..0....0..1..2....0..1..0....0..1..0....2..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 01 2014
STATUS
approved