OFFSET
1,1
COMMENTS
Column 3 of A318024.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 3*a(n-1) +4*a(n-2) -5*a(n-3) -14*a(n-4) -17*a(n-5) +18*a(n-6) +29*a(n-7) +23*a(n-8) +12*a(n-9) -27*a(n-10) -27*a(n-11) -16*a(n-12) -7*a(n-13) -5*a(n-14) +18*a(n-15) -9*a(n-16) +9*a(n-17) -3*a(n-18) for n>23
EXAMPLE
Some solutions for n=5
..0..1..1. .0..0..0. .0..1..1. .0..1..1. .0..0..1. .0..1..0. .0..1..1
..1..1..0. .0..1..0. .1..1..0. .1..1..1. .0..1..1. .0..0..0. .0..1..0
..1..0..0. .1..1..0. .1..1..1. .0..1..1. .1..1..0. .0..0..0. .0..0..0
..0..0..1. .1..1..0. .1..1..1. .1..1..1. .1..1..1. .0..0..1. .0..0..0
..0..1..1. .1..1..0. .1..1..1. .1..0..1. .1..0..1. .0..0..0. .0..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Aug 12 2018
STATUS
approved