OFFSET
1,1
COMMENTS
Column 5 of A223255
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 7*a(n-1) +1287*a(n-2) -8754*a(n-3) -66498*a(n-4) +293943*a(n-5) +1110271*a(n-6) -2420678*a(n-7) -6380827*a(n-8) +7393360*a(n-9) +14420088*a(n-10) -8685630*a(n-11) -12202500*a(n-12) +3405276*a(n-13) +3205824*a(n-14) -279936*a(n-15) -165888*a(n-16)
EXAMPLE
Some solutions for n=3
..1..0..4..0..4....1..2..0..1..0....0..1..0..3..4....1..0..3..0..3
..0..2..0..4..0....2..0..3..0..2....2..0..2..0..3....0..3..0..2..0
..4..0..2..0..4....0..2..0..2..0....0..1..0..2..0....1..0..1..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 18 2013
STATUS
approved