OFFSET
1,2
COMMENTS
Column 5 of A298963.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 3*a(n-1) -a(n-2) +5*a(n-4) -9*a(n-5) -a(n-6) -8*a(n-7) +8*a(n-9) -6*a(n-10) +2*a(n-11)
EXAMPLE
Some solutions for n=5
..0..0..1..1..1. .0..0..1..1..1. .0..0..0..1..1. .0..0..1..1..1
..0..0..1..1..1. .0..0..1..1..1. .0..0..0..1..1. .0..0..1..1..1
..0..0..0..0..0. .1..1..1..1..1. .1..1..1..1..1. .0..0..1..1..1
..0..0..0..0..0. .1..1..1..0..0. .1..1..1..0..0. .0..0..0..0..0
..0..0..0..0..0. .1..1..1..0..0. .1..1..1..0..0. .0..0..0..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 30 2018
STATUS
approved