OFFSET
1,1
COMMENTS
Column 6 of A242322
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..63
FORMULA
Empirical: a(n) = a(n-1) +2*a(n-2) +4*a(n-3) +8*a(n-4) +14*a(n-5) +26*a(n-6) +44*a(n-7) +56*a(n-8) -11*a(n-9) -19*a(n-10) -28*a(n-11) -28*a(n-12) -8*a(n-14) -20*a(n-15) -20*a(n-16) +5*a(n-18) +11*a(n-19) +10*a(n-20) +2*a(n-23) +2*a(n-24) -a(n-27) -a(n-28)
EXAMPLE
Some solutions for n=5
..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
..1....1....0....1....1....0....1....1....1....1....0....0....1....1....1....1
..0....2....1....2....2....1....2....0....2....2....0....1....2....2....2....0
..2....3....2....3....0....2....0....2....3....3....1....2....0....3....3....2
..3....4....3....0....3....3....3....2....4....4....2....3....3....2....4....3
..4....3....4....4....4....1....2....3....5....0....3....4....4....4....5....4
..1....5....2....2....5....4....4....4....6....1....4....2....5....5....6....2
..5....1....5....5....6....5....5....5....0....5....5....5....1....6....2....5
..6....6....6....6....0....6....6....6....1....6....6....6....6....1....1....6
..0....0....0....3....1....0....2....4....2....2....1....1....2....0....0....3
..2....2....5....1....2....2....1....1....5....3....0....0....5....3....3....1
..3....4....1....1....2....1....1....0....3....5....6....5....5....6....3....0
..5....4....0....1....4....2....0....0....5....2....4....0....0....5....3....1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 10 2014
STATUS
approved