OFFSET
1,1
COMMENTS
Column 5 of A237234
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 7*a(n-2) +10*a(n-4) +15*a(n-6) -314*a(n-8) -1389*a(n-10) +1365*a(n-12) +3415*a(n-14) +2472*a(n-16) +2424*a(n-18) +3384*a(n-20) -6192*a(n-22) +1152*a(n-24) -2304*a(n-26) for n>29
EXAMPLE
Some solutions for n=3
..1..2..1..1..2..0....2..1..0..0..2..2....1..2..2..0..0..2....1..0..1..2..0..1
..0..1..1..1..2..2....1..2..1..0..1..1....0..1..2..1..1..2....0..1..2..1..1..1
..1..1..1..0..1..2....0..1..2..1..1..1....1..0..1..1..1..2....2..1..1..0..1..1
..1..1..2..1..0..1....1..0..2..2..0..0....2..1..0..2..2..0....2..1..1..0..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 05 2014
STATUS
approved