OFFSET
1,1
COMMENTS
Column 8 of A190098
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
FORMULA
Empirical: a(n) = 2*a(n-1) -2*a(n-3) +a(n-4) for n>51
EXAMPLE
Some solutions for n=3
..0..3....1..1....1..5....0..5....0..5....1..0....0..5....0..4....2..4....1..3
..0..5....1..2....2..2....0..7....1..7....1..1....1..4....1..2....2..5....1..5
..2..5....2..2....3..5....2..7....3..6....2..1....2..5....2..4....3..5....3..5
..2..3....2..1....2..8....2..5....2..4....2..0....1..6....1..6....3..4....3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin May 04 2011
STATUS
approved