OFFSET
1,1
COMMENTS
Column 4 of A295051.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) +6*a(n-2) -4*a(n-3) -25*a(n-4) -13*a(n-5) -31*a(n-6) -19*a(n-7) -56*a(n-8) +83*a(n-9) +39*a(n-10) +23*a(n-11) +53*a(n-12) +14*a(n-13) +15*a(n-14) +2*a(n-15) -4*a(n-16) -a(n-17) -a(n-18)
EXAMPLE
Some solutions for n=6
..1..0..0..0. .0..0..0..0. .1..0..0..0. .1..1..0..0. .0..1..0..1
..0..1..0..0. .1..0..0..1. .0..0..1..0. .1..1..0..1. .0..0..1..0
..0..0..0..0. .0..0..0..0. .0..1..0..1. .0..0..0..0. .0..1..0..1
..0..0..0..1. .1..0..0..0. .0..0..0..0. .0..1..0..1. .1..0..1..0
..0..1..0..0. .0..1..0..0. .1..1..0..0. .0..0..0..0. .0..1..0..1
..0..0..1..0. .0..0..0..0. .1..1..0..1. .0..0..0..1. .1..0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 13 2017
STATUS
approved