OFFSET
1,1
COMMENTS
Column 7 of A201353
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) is a polynomial of degree 127 for n>46
EXAMPLE
Some solutions for n=4
..0..0..0..1..1..1..1....0..0..0..1..1..1..1....0..0..0..0..1..1..1
..1..1..1..0..0..0..0....0..1..1..0..1..1..1....0..1..1..1..0..0..0
..1..1..1..0..0..0..1....1..0..0..0..1..1..1....1..1..1..1..0..0..0
..1..1..1..0..0..0..1....1..1..1..0..0..0..1....1..1..1..1..0..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 30 2011
STATUS
approved