OFFSET
1,1
COMMENTS
Column 7 of A302680.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = a(n-1) +a(n-2) +12*a(n-3) +14*a(n-4) +10*a(n-5) -9*a(n-6) -26*a(n-7) +2*a(n-8) +18*a(n-9) +6*a(n-10) -4*a(n-12) for n>19
EXAMPLE
Some solutions for n=5
..0..1..0..1..0..1..0. .0..0..0..1..0..1..0. .0..1..0..1..1..1..0
..0..0..0..1..0..0..0. .0..1..0..1..1..1..0. .0..1..0..1..0..1..0
..0..1..0..1..0..1..0. .0..1..0..1..0..1..0. .0..0..0..1..0..1..0
..0..1..0..1..0..1..0. .0..1..0..1..0..0..0. .0..1..0..1..0..1..0
..0..1..0..0..0..1..0. .0..1..1..1..0..1..0. .0..1..0..1..1..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 11 2018
STATUS
approved