OFFSET
1,1
COMMENTS
Column 5 of A302623.
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) +6*a(n-3) -12*a(n-4) -6*a(n-5) -7*a(n-6) -4*a(n-7) +20*a(n-9) +30*a(n-10) +4*a(n-11) -19*a(n-12) -36*a(n-13) +4*a(n-14) +16*a(n-15) for n>20
EXAMPLE
Some solutions for n=5
..0..1..1..0..1. .0..1..1..0..1. .0..0..1..0..1. .0..0..1..0..1
..0..0..1..0..0. .0..0..1..1..1. .1..0..1..1..1. .1..0..1..0..1
..1..0..1..1..0. .1..0..1..0..1. .1..1..1..0..1. .1..1..1..1..1
..1..0..0..1..0. .1..1..1..0..0. .1..0..1..0..0. .1..0..1..0..1
..1..1..0..1..0. .1..0..1..1..0. .0..0..1..1..0. .1..0..1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 10 2018
STATUS
approved