OFFSET
1,1
COMMENTS
Column 7 of A297224.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = a(n-1) +60*a(n-2) +410*a(n-3) +804*a(n-4) -206*a(n-5) -4210*a(n-6) -136*a(n-7) -4099*a(n-8) -6059*a(n-9) +20146*a(n-10) +14506*a(n-11) -16052*a(n-12) +4656*a(n-13) -228*a(n-14) -100*a(n-15) +12*a(n-16) for n>21
EXAMPLE
Some solutions for n=5
..0..0..0..0..0..0..0. .0..0..0..0..0..0..0. .0..0..0..1..0..1..0
..0..1..1..0..0..1..1. .0..0..0..0..0..1..1. .0..0..1..0..1..0..0
..0..0..0..0..0..0..0. .0..0..0..0..0..0..0. .0..0..0..0..0..0..1
..1..1..0..0..0..0..0. .0..1..0..1..0..0..0. .0..1..1..0..0..1..0
..0..1..1..0..0..0..0. .1..0..1..0..1..1..0. .0..0..0..0..0..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 27 2017
STATUS
approved