OFFSET
1,1
COMMENTS
Column 2 of A260001
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = a(n-1) +2*a(n-2) +10*a(n-3) +5*a(n-4) -19*a(n-5) -33*a(n-6) -45*a(n-7) -a(n-8) +25*a(n-9) +13*a(n-10) +5*a(n-11) +3*a(n-12) +9*a(n-13) +8*a(n-14)
EXAMPLE
Some solutions for n=4
..0..1..0..0....1..0..1..1....1..0..1..0....1..1..0..0....1..0..0..1
..0..0..1..0....0..0..0..0....0..1..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..0....0..1..0..0....0..0..0..0....0..0..0..0....1..0..0..1
..0..1..0..0....0..0..1..0....0..1..0..0....0..1..0..0....0..0..0..1
..1..0..0..0....0..0..0..0....0..1..0..0....0..1..0..0....0..0..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 12 2015
STATUS
approved