OFFSET
1,2
COMMENTS
Column 3 of A298834.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 2*a(n-1) +3*a(n-2) +5*a(n-3) -22*a(n-4) -15*a(n-5) +17*a(n-6) +44*a(n-7) -13*a(n-8) -49*a(n-9) +74*a(n-10) +38*a(n-11) -91*a(n-12) -61*a(n-13) +42*a(n-14) +24*a(n-15) -4*a(n-16) +a(n-17) -a(n-18) -a(n-19) for n>20
EXAMPLE
Some solutions for n=5
..0..0..1. .0..0..1. .0..0..0. .0..1..0. .0..1..1. .0..0..0. .0..1..0
..0..0..1. .0..0..1. .0..0..0. .0..1..0. .0..1..1. .0..0..0. .0..1..0
..0..1..1. .1..1..1. .0..0..0. .1..1..1. .0..0..0. .1..1..1. .0..0..0
..0..0..1. .0..0..1. .1..1..1. .1..0..1. .0..1..1. .1..1..1. .1..0..1
..0..0..1. .0..0..1. .1..1..1. .1..0..1. .0..1..1. .1..1..1. .1..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 27 2018
STATUS
approved