OFFSET
1,1
COMMENTS
Column 3 of A203091
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = a(n-1) +2*a(n-2) +19*a(n-3) +17*a(n-4) +5*a(n-5) -57*a(n-6) -51*a(n-7) +48*a(n-8) +197*a(n-9) -63*a(n-10) -429*a(n-11) -144*a(n-12) +443*a(n-13) +246*a(n-14) -220*a(n-15) -81*a(n-16) +58*a(n-17) -65*a(n-18) +10*a(n-19) +49*a(n-20) +20*a(n-21) +20*a(n-22) for n>24
EXAMPLE
Some solutions for n=3
..0..1..1..1..1....0..0..1..1..0....1..1..0..0..1....1..0..0..1..0
..1..1..1..1..1....1..1..1..1..1....1..1..0..0..1....0..0..1..0..0
..0..1..1..1..1....0..1..1..0..0....0..0..1..1..0....0..1..0..0..1
..0..1..1..1..0....0..1..1..0..0....0..0..1..1..0....1..0..0..1..1
..1..0..0..1..0....1..0..0..1..1....1..1..1..1..1....0..0..1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 29 2011
STATUS
approved