OFFSET
1,1
COMMENTS
Column 2 of A239178
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 15*a(n-2) +149*a(n-3) +319*a(n-4) +372*a(n-5) -742*a(n-6) -1302*a(n-7) +296*a(n-8) +279*a(n-9) +1010*a(n-10) -921*a(n-11) +278*a(n-12) +747*a(n-13) -508*a(n-14) +361*a(n-15) -662*a(n-16) +626*a(n-17) -360*a(n-18) +80*a(n-19)
EXAMPLE
Some solutions for n=5
..1..1..1....1..2..2....2..2..2....1..1..1....0..2..2....0..0..0....0..1..1
..2..2..2....0..0..0....0..1..1....2..2..2....1..1..1....2..2..2....1..2..2
..0..2..2....1..1..0....0..2..2....0..2..2....0..0..0....1..1..1....0..1..1
..1..1..1....2..2..1....1..1..1....1..1..0....2..2..2....0..2..2....2..2..2
..0..0..0....2..2..0....1..1..1....1..2..2....2..2..2....2..2..1....1..1..0
..2..2..2....1..1..1....2..2..2....0..0..0....1..1..1....1..1..0....0..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 11 2014
STATUS
approved