OFFSET
1,1
COMMENTS
Row 1 of A252574
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 25*a(n-3) +a(n-4) -239*a(n-6) -23*a(n-7) +1103*a(n-9) +192*a(n-10) -2670*a(n-12) -696*a(n-13) +3918*a(n-15) +1086*a(n-16) -4034*a(n-18) -1050*a(n-19) +3218*a(n-21) +848*a(n-22) -1969*a(n-24) -472*a(n-25) +889*a(n-27) +177*a(n-28) -303*a(n-30) -63*a(n-31) +63*a(n-33) for n>43
EXAMPLE
Some solutions for n=4
..1..3..2..1..3..2....3..1..1..0..0..1....2..3..2..2..3..2....2..2..2..3..0..3
..0..0..2..0..0..1....3..1..2..2..1..2....0..0..1..0..0..2....1..1..0..1..1..3
..2..0..0..2..0..0....2..2..1..2..2..1....2..0..0..2..0..0....0..0..2..0..3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 18 2014
STATUS
approved