OFFSET
1,2
COMMENTS
Row 3 of A297762.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 6*a(n-1) -5*a(n-2) +8*a(n-3) +53*a(n-4) -295*a(n-5) -76*a(n-6) +556*a(n-7) +178*a(n-8) +196*a(n-9) +145*a(n-10) -779*a(n-11) -628*a(n-12) +226*a(n-13) +100*a(n-14) +275*a(n-15) +152*a(n-16) -65*a(n-17) -32*a(n-18) -26*a(n-19) -4*a(n-20).
EXAMPLE
Some solutions for n=7
..0..0..0..0..1..1..0. .0..1..1..1..1..1..0. .0..0..0..0..1..0..0
..1..1..1..0..1..1..1. .0..1..1..1..1..0..1. .0..0..0..1..1..1..0
..0..1..1..1..1..1..0. .0..0..0..0..0..1..0. .0..0..1..1..1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 05 2018
STATUS
approved