OFFSET
1,1
COMMENTS
Column 3 of A298195.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) -4*a(n-2) -2*a(n-3) +9*a(n-4) -26*a(n-5) +37*a(n-6) -19*a(n-7) +11*a(n-8) -62*a(n-9) -6*a(n-10) +50*a(n-11) +38*a(n-12) -20*a(n-13) -43*a(n-14) -2*a(n-15) +20*a(n-16) +8*a(n-17) for n>19
EXAMPLE
Some solutions for n=7
..0..0..1. .0..1..0. .0..1..1. .0..0..1. .0..0..1. .0..1..1. .0..1..0
..0..0..1. .0..1..0. .1..1..0. .0..1..0. .0..1..0. .1..0..0. .0..1..0
..0..0..1. .1..0..1. .0..0..0. .1..0..0. .0..1..0. .1..1..1. .1..1..0
..1..1..1. .1..0..1. .1..1..1. .1..1..1. .0..0..0. .0..0..0. .0..1..0
..1..1..0. .1..0..0. .0..0..1. .0..0..0. .1..0..1. .1..0..1. .0..1..0
..0..0..1. .0..1..1. .1..1..0. .1..1..1. .0..0..1. .0..0..1. .0..0..1
..1..1..1. .1..0..0. .0..0..1. .0..1..0. .1..1..0. .0..1..1. .1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 14 2018
STATUS
approved