OFFSET
1,1
COMMENTS
Column 6 of A302623.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 3*a(n-1) +5*a(n-2) +6*a(n-3) -34*a(n-4) -11*a(n-5) +18*a(n-6) +19*a(n-7) +14*a(n-8) +7*a(n-9) -40*a(n-10) +24*a(n-11) -4*a(n-12) -13*a(n-13) +78*a(n-14) -65*a(n-15) -58*a(n-16) +47*a(n-17) -3*a(n-18) +8*a(n-19) +6*a(n-20) -6*a(n-21) for n>27
EXAMPLE
Some solutions for n=5
..0..1..0..1..0..1. .0..1..0..1..0..1. .0..0..1..0..0..1. .0..0..1..0..1..1
..0..1..1..1..0..1. .0..1..0..1..0..1. .1..0..1..0..1..1. .1..0..1..0..1..0
..0..1..0..1..0..1. .0..1..1..1..0..1. .1..0..1..0..1..0. .1..1..1..0..1..1
..1..1..0..1..0..1. .0..1..0..1..0..1. .1..0..0..0..1..1. .1..0..1..0..0..1
..0..0..1..0..1..0. .0..1..0..1..0..0. .1..0..1..0..0..1. .1..0..1..1..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 10 2018
STATUS
approved