OFFSET
1,1
COMMENTS
Column 5 of A279709.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 17*a(n-1) -107*a(n-2) +388*a(n-3) -991*a(n-4) +1845*a(n-5) -2506*a(n-6) +2365*a(n-7) -1546*a(n-8) +695*a(n-9) -219*a(n-10) +44*a(n-11) -4*a(n-12) for n>13
EXAMPLE
Some solutions for n=4
..0..1..0..1..0. .0..1..0..1..0. .0..1..1..0..1. .0..1..0..1..1
..0..1..0..1..0. .1..0..1..1..0. .0..0..0..1..0. .0..1..0..0..1
..1..0..1..0..1. .1..0..1..0..0. .1..1..1..0..1. .0..0..1..0..1
..0..1..0..1..0. .1..0..1..1..0. .0..0..1..0..1. .1..0..1..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 17 2016
STATUS
approved