OFFSET
1,1
COMMENTS
Column 6 of A205836.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 91*a(n-1) -3394*a(n-2) +70217*a(n-3) -905449*a(n-4) +7619101*a(n-5) -41427487*a(n-6) +129709165*a(n-7) -97909311*a(n-8) -774478143*a(n-9) +570970779*a(n-10) +25735073307*a(n-11) -175163833481*a(n-12) +616893588541*a(n-13) -1263458233616*a(n-14) +885545973470*a(n-15) +3462187139358*a(n-16) -14221741494065*a(n-17) +27403962008198*a(n-18) -29161097791119*a(n-19) +5114218190598*a(n-20) +40061714605366*a(n-21) -76192740692776*a(n-22) +72137595403160*a(n-23) -29228539168641*a(n-24) -17987510300387*a(n-25) +36618977341306*a(n-26) -24452431256720*a(n-27) +3581648489075*a(n-28) +6882890889284*a(n-29) -5829393286298*a(n-30) +1628953985880*a(n-31) +384161107080*a(n-32) -436068110448*a(n-33) +148209832296*a(n-34) -24845985360*a(n-35) +1773266256*a(n-36) for n > 37.
EXAMPLE
Some solutions for n=4
..0..0..2..1..2..2..0....1..1..2..1..0..0..2....2..1..1..2..2..0..2
..2..1..0..2..1..0..1....0..2..1..0..2..1..0....1..0..2..1..0..1..0
..0..2..1..0..2..1..0....2..1..2..1..0..2..1....2..1..0..2..1..2..1
..1..0..2..1..0..2..1....0..2..0..2..1..0..2....0..2..1..0..2..1..0
..2..1..0..2..1..0..2....1..0..1..0..2..1..0....1..0..2..1..0..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 01 2012
STATUS
approved