OFFSET
1,1
COMMENTS
Column 5 of A303969.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 2*a(n-1) +3*a(n-3) -2*a(n-4) -2*a(n-5) +7*a(n-6) -13*a(n-7) -6*a(n-8) -11*a(n-9) +a(n-10) +2*a(n-11) -9*a(n-12) +21*a(n-13) +15*a(n-14) +21*a(n-15) +2*a(n-16) +a(n-18) -10*a(n-19) -9*a(n-20) -13*a(n-21) -a(n-22) +2*a(n-24) for n>35
EXAMPLE
Some solutions for n=5
..0..0..0..1..0. .0..1..1..0..1. .0..0..1..0..0. .0..0..0..1..0
..1..0..0..0..0. .1..1..1..1..1. .0..0..0..0..0. .1..0..0..0..0
..0..0..0..0..0. .1..1..1..1..1. .0..0..0..0..0. .0..0..0..0..0
..0..0..0..0..1. .1..1..1..1..1. .0..0..0..0..1. .0..0..0..0..0
..1..0..0..0..0. .1..1..1..1..0. .0..1..0..0..0. .0..0..1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 03 2018
STATUS
approved