OFFSET
1,1
COMMENTS
Column 2 of A254306
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 9*a(n-1) -11*a(n-2) -55*a(n-3) -60*a(n-4) +471*a(n-5) +730*a(n-6) -962*a(n-7) -3277*a(n-8) -3742*a(n-9) +2269*a(n-10) +16038*a(n-11) +21259*a(n-12) +1090*a(n-13) -38973*a(n-14) -62956*a(n-15) -29948*a(n-16) +40621*a(n-17) +93546*a(n-18) +80737*a(n-19) -2387*a(n-20) -76657*a(n-21) -81969*a(n-22) -30850*a(n-23) +26462*a(n-24) +42912*a(n-25) +23544*a(n-26) -2720*a(n-27) -12176*a(n-28) -4704*a(n-29) +864*a(n-30) +768*a(n-31) +128*a(n-32) for n>37
EXAMPLE
Some solutions for n=3
..0..0..0..1....1..0..0..0....0..1..0..0....1..1..1..0....1..1..0..0
..1..1..1..1....1..1..1..0....1..1..0..0....1..1..0..0....1..1..1..0
..1..0..0..0....1..0..1..0....1..1..1..0....1..1..1..0....1..0..1..1
..1..0..1..1....0..1..0..1....0..0..1..1....1..0..1..1....1..1..0..0
..1..1..1..0....0..1..0..1....0..0..0..0....1..0..0..0....0..1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 27 2015
STATUS
approved