OFFSET
1,1
COMMENTS
Row 2 of A253749
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) -10*a(n-2) +12*a(n-3) -9*a(n-4) -5*a(n-5) +25*a(n-6) -35*a(n-7) +33*a(n-8) -15*a(n-9) -15*a(n-10) +33*a(n-11) -35*a(n-12) +25*a(n-13) -5*a(n-14) -9*a(n-15) +12*a(n-16) -10*a(n-17) +5*a(n-18) -a(n-19) for n>25
EXAMPLE
Some solutions for n=4
..2..0..0..2..2....2..0..0..0..2....1..1..1..1..2....0..0..0..1..2
..1..1..2..1..0....2..1..0..1..1....1..1..1..2..2....2..2..2..1..2
..1..2..1..0..2....2..1..1..1..2....1..1..2..2..2....1..1..0..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 11 2015
STATUS
approved