OFFSET
1,1
COMMENTS
Column 3 of A297094.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 7*a(n-1) -5*a(n-2) -8*a(n-3) -68*a(n-4) +25*a(n-5) +130*a(n-6) +313*a(n-7) +85*a(n-8) -496*a(n-9) -742*a(n-10) -574*a(n-11) +520*a(n-12) +745*a(n-13) +736*a(n-14) -60*a(n-15) -150*a(n-16) -45*a(n-17) -9*a(n-18) -a(n-19)
EXAMPLE
Some solutions for n=6
..1..0..1. .1..0..0. .1..1..0. .1..0..0. .1..0..1. .0..1..1. .1..1..0
..0..0..1. .1..0..1. .1..0..0. .0..0..1. .1..1..0. .1..0..0. .1..0..0
..0..0..1. .0..0..1. .0..0..0. .1..0..0. .1..1..1. .1..0..1. .0..0..0
..1..0..1. .0..0..1. .0..1..0. .0..0..1. .1..0..0. .1..0..0. .0..0..1
..1..0..0. .1..0..0. .0..0..1. .0..0..1. .0..0..1. .1..0..0. .0..0..0
..0..1..0. .0..1..0. .1..0..1. .1..0..1. .1..0..1. .0..1..0. .1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 25 2017
STATUS
approved