OFFSET
1,1
COMMENTS
Column 1 of A202726
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 8*a(n-1) +45*a(n-2) +244*a(n-3) +1420*a(n-4) -1646*a(n-5) -3643*a(n-6) +1702*a(n-7) -9717*a(n-8) -244*a(n-9) +29540*a(n-10) -9860*a(n-11) +5273*a(n-12) -1004*a(n-13) +267*a(n-14) +364*a(n-15) -132*a(n-16) +18*a(n-17) -a(n-18) +2*a(n-19) +a(n-20)
EXAMPLE
Some solutions for n=2
..1..0..0..1....1..1..1..0....0..0..1..1....0..0..1..0....0..0..0..0
..0..0..0..1....1..0..1..0....0..1..1..1....1..0..0..0....0..0..1..0
..0..0..0..1....0..0..1..1....1..1..0..1....0..0..0..1....1..1..1..0
..0..0..0..0....1..0..0..1....1..1..1..0....0..0..1..1....1..1..1..0
..1..0..0..1....1..0..0..1....0..0..1..1....1..0..0..0....0..0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 23 2011
STATUS
approved