OFFSET
1,1
COMMENTS
Column 6 of A219410
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 21*a(n-1) +950*a(n-2) +9306*a(n-3) +26031*a(n-4) -50016*a(n-5) -214765*a(n-6) +276749*a(n-7) +349461*a(n-8) -523220*a(n-9) -71125*a(n-10) +294741*a(n-11) -112428*a(n-12) +11664*a(n-13) for n>14
EXAMPLE
Some solutions for n=3
..1..0..1..1..0..0....0..0..1..0..1..0....1..0..1..0..0..0....1..0..1..0..0..1
..0..0..0..1..1..1....0..0..0..1..0..1....0..1..0..0..0..0....0..0..1..0..0..1
..0..1..0..0..0..0....1..1..1..0..0..0....1..0..0..0..0..0....1..1..0..0..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 19 2012
STATUS
approved