OFFSET
1,1
COMMENTS
Column 3 of A231957
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 14*a(n-1) +6*a(n-2) +103*a(n-3) +170*a(n-4) -39*a(n-5) -13*a(n-6) -99*a(n-7) -375*a(n-8) -29*a(n-9) +181*a(n-10) +18*a(n-11) -24*a(n-12)
EXAMPLE
Some solutions for n=3
..0..1..1..0....0..0..0..0....0..1..1..1....0..0..1..0....0..0..1..1
..0..0..0..1....1..0..0..1....0..0..0..1....0..0..0..1....1..0..1..0
..1..0..1..1....1..0..0..1....0..1..1..0....1..0..1..0....1..1..1..0
..1..1..0..1....1..1..1..1....0..0..1..1....1..0..0..1....1..0..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 15 2013
STATUS
approved