OFFSET
1,1
COMMENTS
Column 3 of A299008.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) -4*a(n-2) +5*a(n-3) -16*a(n-4) -19*a(n-5) +35*a(n-6) -5*a(n-7) +54*a(n-8) -94*a(n-9) +3*a(n-11) +74*a(n-12) +33*a(n-13) -21*a(n-14) -17*a(n-15) -8*a(n-16) -11*a(n-17) -4*a(n-18) for n>19
EXAMPLE
Some solutions for n=7
..0..1..1. .0..0..1. .0..0..0. .0..1..0. .0..0..1. .0..0..0. .0..1..0
..0..1..0. .1..1..1. .1..1..1. .1..0..1. .1..0..1. .0..1..1. .1..0..1
..0..1..0. .1..0..1. .0..0..1. .0..1..1. .1..0..1. .1..0..0. .0..0..0
..1..0..0. .1..0..1. .0..1..0. .0..0..0. .0..0..1. .0..1..1. .1..1..1
..0..1..0. .0..1..0. .1..1..0. .1..0..0. .1..0..1. .1..0..0. .0..0..0
..0..1..1. .0..0..0. .1..0..0. .1..0..0. .0..1..1. .0..1..1. .0..0..0
..0..1..0. .0..1..1. .0..1..1. .1..1..1. .1..0..1. .0..1..0. .1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 31 2018
STATUS
approved