OFFSET
1,2
COMMENTS
Column 3 of A283347.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 10*a(n-1) -13*a(n-2) -60*a(n-3) -50*a(n-4) +70*a(n-5) +78*a(n-6) +38*a(n-7) -57*a(n-8) -28*a(n-9) -18*a(n-10) +56*a(n-11) -37*a(n-12) +24*a(n-13) -28*a(n-14) +16*a(n-15) -4*a(n-16)
EXAMPLE
Some solutions for n=4
..0..0..1. .0..0..0. .0..1..0. .1..0..1. .1..1..1. .1..0..1. .0..0..0
..0..1..1. .1..0..1. .0..0..0. .0..1..1. .1..0..1. .0..1..1. .1..0..0
..1..0..0. .1..1..0. .1..1..1. .0..0..1. .0..1..0. .1..0..0. .1..1..1
..0..1..1. .0..1..1. .1..0..0. .0..0..0. .0..0..1. .0..1..1. .0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 05 2017
STATUS
approved