OFFSET
1,1
COMMENTS
Column 3 of A252433
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 32*a(n-3) -310*a(n-6) +1303*a(n-9) -4922*a(n-12) +13079*a(n-15) -25229*a(n-18) +39325*a(n-21) -43233*a(n-24) +23521*a(n-27) -1301*a(n-30) -2920*a(n-33) +769*a(n-36) -101*a(n-39) -22*a(n-42) +11*a(n-45) -a(n-48) for n>51
EXAMPLE
Some solutions for n=4
..2..0..2..2..3....0..2..2..3..2....2..2..0..2..2....1..3..3..1..0
..3..3..1..0..3....2..3..2..2..0....1..3..3..1..3....2..3..2..2..3
..3..2..2..3..2....3..0..1..3..3....2..3..2..2..3....2..2..3..2..2
..2..3..2..2..0....3..2..2..0..2....2..2..3..2..2....1..0..3..1..3
..0..3..1..3..3....2..3..2..2..3....1..3..3..1..3....2..3..2..2..0
..3..2..2..0..2....0..3..1..3..3....2..3..2..2..3....2..2..0..0..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 17 2014
STATUS
approved