OFFSET
1,1
COMMENTS
Column 2 of A222924
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 28*a(n-1) -78*a(n-2) -789*a(n-3) +1250*a(n-4) +3796*a(n-5) -3288*a(n-6) -2208*a(n-7) +2432*a(n-8) -512*a(n-9) for n>11
EXAMPLE
Some solutions for n=3
..0..1....0..1....0..1....0..0....0..1....0..1....0..0....0..0....0..1....0..0
..0..0....1..0....0..2....1..0....2..2....2..0....1..2....1..2....2..3....1..1
..1..0....0..1....3..3....2..1....0..0....3..4....1..3....0..3....0..1....1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 09 2013
STATUS
approved