OFFSET
1,1
COMMENTS
Column 3 of A251491
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 256*a(n-1) -12199*a(n-2) +163792*a(n-3) -450614*a(n-4) -999872*a(n-5) +26782853*a(n-6) -398145776*a(n-7) -1637661603*a(n-8) +5238219360*a(n-9) +12853712360*a(n-10) -27723613504*a(n-11) -38172377104*a(n-12) +34500091392*a(n-13) +70834593600*a(n-14) -41937979392*a(n-15) +11349974016*a(n-16)
EXAMPLE
Some solutions for n=1
..0..2..1..2....2..0..0..0....2..2..3..0....0..0..2..2....2..3..3..3
..1..1..2..3....1..2..2..1....2..0..2..2....1..1..1..0....0..3..1..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 03 2014
STATUS
approved