OFFSET
1,1
COMMENTS
Column 2 of A256735
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 13*a(n-1) -39*a(n-2) -69*a(n-3) +1104*a(n-4) -4048*a(n-5) +3968*a(n-6) -19840*a(n-7) +92928*a(n-8) -52992*a(n-9) -98304*a(n-10) +180224*a(n-11) -393216*a(n-12) +2097152*a(n-13) -12582912*a(n-14) +16777216*a(n-15)
EXAMPLE
Some solutions for n=3
..0..0..0..1....0..1..0..1....0..1..0..1....0..0..0..0....0..1..0..1
..0..1..0..1....1..0..0..0....0..0..1..0....0..1..0..0....1..0..0..1
..0..1..1..1....1..1..1..0....1..0..1..0....1..1..0..1....0..1..1..0
..0..0..1..0....0..0..1..0....0..0..1..0....0..1..1..1....0..0..1..0
..1..0..1..1....1..1..1..0....0..0..0..1....1..0..1..0....0..0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 09 2015
STATUS
approved