OFFSET
1,1
COMMENTS
Column 6 of A212536
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = a(n-1) +a(n-2) -a(n-5) -a(n-6) -a(n-7) +a(n-8) +a(n-9) +a(n-10) -a(n-13) -a(n-14) +a(n-15) +a(n-60) -a(n-61) -a(n-62) +a(n-65) +a(n-66) +a(n-67) -a(n-68) -a(n-69) -a(n-70) +a(n-73) +a(n-74) -a(n-75)
EXAMPLE
Some solutions for n=8
..1....2....3....2....1....2....1....2....1....2....1....2....2....1....1....1
..1....2....3....2....1....2....3....2....1....4....1....2....2....1....1....1
..1....3....3....2....1....3....3....2....1....4....2....2....2....2....2....2
..3....3....3....2....1....3....3....2....1....4....3....6....2....2....3....2
..4....3....3....2....2....3....5....2....1....4....3....6....3....2....5....4
..4....3....3....2....4....5....5....2....2....6....4....6....3....4....6....4
..4....4....3....6....5....6....5....3....2....6....4....6....4....4....6....4
..6....4....3....6....5....6....5....3....3....6....6....6....6....4....6....6
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin May 20 2012
STATUS
approved