OFFSET
1,1
COMMENTS
Column 5 of A304270.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = a(n-1) +a(n-2) +10*a(n-3) +4*a(n-4) -2*a(n-5) -12*a(n-6) -5*a(n-7) -4*a(n-8) +4*a(n-9) for n>10
EXAMPLE
Some solutions for n=5
..0..1..0..0..0. .0..0..0..0..0. .0..1..0..0..0. .0..1..0..0..0
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..1. .0..0..0..0..0
..0..0..0..0..0. .1..0..0..1..0. .0..0..0..0..0. .0..0..0..0..1
..0..0..1..0..0. .0..0..0..0..0. .1..0..0..0..0. .0..1..0..0..0
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 09 2018
STATUS
approved