OFFSET
1,2
COMMENTS
Column 3 of A305954.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) +7*a(n-2) -13*a(n-3) -88*a(n-4) -25*a(n-5) +177*a(n-6) +214*a(n-7) +73*a(n-8) -188*a(n-9) -194*a(n-10) -92*a(n-11) -26*a(n-12) -26*a(n-13) -18*a(n-14) +16*a(n-15) +8*a(n-16) for n>17
EXAMPLE
Some solutions for n=5
..0..1..0. .0..0..1. .0..1..0. .0..1..1. .0..1..1. .0..1..0. .0..1..0
..0..1..1. .1..1..0. .0..1..0. .0..1..1. .1..0..0. .1..1..0. .1..0..1
..1..0..0. .0..1..1. .1..0..1. .0..0..0. .0..1..1. .0..1..1. .1..0..1
..1..0..1. .0..0..1. .0..0..1. .1..0..1. .1..1..0. .1..0..1. .0..0..1
..1..0..1. .1..1..0. .1..0..1. .0..1..0. .0..0..1. .0..1..0. .1..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jun 15 2018
STATUS
approved