OFFSET
1,2
COMMENTS
Column 3 of A298629.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) +5*a(n-2) -27*a(n-3) -26*a(n-4) +79*a(n-5) +33*a(n-6) -168*a(n-7) +31*a(n-8) +142*a(n-9) -40*a(n-10) -8*a(n-11) for n>12
EXAMPLE
Some solutions for n=5
..0..0..0. .0..0..0. .0..0..0. .0..0..0. .0..1..1. .0..0..0. .0..1..1
..0..0..1. .0..0..0. .0..0..0. .0..0..0. .0..0..1. .0..0..0. .0..0..1
..0..1..1. .1..0..0. .0..0..1. .0..0..1. .1..0..1. .0..1..0. .0..1..1
..1..1..1. .1..1..0. .0..1..1. .0..1..1. .1..1..1. .1..1..0. .1..1..1
..1..1..1. .1..0..0. .0..0..1. .1..1..1. .1..1..1. .1..0..0. .1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 23 2018
STATUS
approved