OFFSET
1,1
COMMENTS
Column 3 of A299451.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = a(n-1) +5*a(n-3) -5*a(n-4) +a(n-5) -2*a(n-6) +2*a(n-7) -2*a(n-8) -8*a(n-9) +5*a(n-10) -10*a(n-11) +10*a(n-12) +a(n-13) +2*a(n-14) +7*a(n-15) +a(n-17) +a(n-18) for n>19.
EXAMPLE
Some solutions for n=5
..0..0..0. .0..0..0. .0..1..0. .0..1..1. .0..0..1. .0..1..1. .0..0..0
..0..0..0. .0..0..0. .0..1..0. .0..1..1. .0..0..1. .0..1..1. .0..0..0
..0..0..0. .1..1..1. .0..0..0. .1..1..1. .1..1..1. .1..1..1. .0..0..0
..0..0..0. .1..1..1. .0..1..0. .0..1..1. .1..1..0. .1..0..0. .1..1..1
..0..0..0. .1..1..1. .0..1..0. .0..1..1. .1..1..0. .1..0..0. .1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 10 2018
STATUS
approved