OFFSET
1,2
COMMENTS
Row 2 of A220916
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 4*a(n-1) +4*a(n-2) -14*a(n-3) -6*a(n-4) -16*a(n-5) +47*a(n-6) -40*a(n-7) -60*a(n-8) -92*a(n-9) +8*a(n-10) -28*a(n-11) -54*a(n-12) +22*a(n-13) +62*a(n-14) -38*a(n-15) -108*a(n-16) -32*a(n-17) +54*a(n-18) +18*a(n-19) -22*a(n-20) -10*a(n-21) for n>22
EXAMPLE
Some solutions for n=3
..0..1..1....1..1..0....1..0..1....1..0..1....1..0..0....0..1..1....0..0..1
..0..0..0....1..0..1....0..0..1....1..1..0....1..1..1....1..0..1....1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 24 2012
STATUS
approved