OFFSET
1,1
COMMENTS
Column 5 of A218592
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 24*a(n-1) +208*a(n-2) +1118*a(n-3) +2907*a(n-4) +5536*a(n-5) +5083*a(n-6) +5846*a(n-7) -1439*a(n-8) +240*a(n-9) +351*a(n-10) -86*a(n-11) -1083*a(n-12) -56*a(n-13) +5*a(n-14) -238*a(n-15) -15*a(n-18) for n>19
EXAMPLE
Some solutions for n=3
..0..1..1..0..0....0..0..0..0..0....1..0..0..1..0....0..0..1..1..0
..0..1..1..1..0....1..1..0..1..1....0..1..1..0..0....0..1..0..1..0
..0..1..1..0..0....0..1..1..0..0....1..1..0..0..1....1..1..0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 03 2012
STATUS
approved