OFFSET
1,2
COMMENTS
Column 6 of A262420.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 43*a(n-1) +777*a(n-2) -33411*a(n-3) -179235*a(n-4) +7707105*a(n-5) +17148167*a(n-6) -737371181*a(n-7) -706190268*a(n-8) +30366181524*a(n-9) +11010302352*a(n-10) -473443001136*a(n-11) -33794555200*a(n-12) +1453165873600*a(n-13)
EXAMPLE
Some solutions for n=3
..0..1..1..0..0..1..1....1..1..1..0..0..1..0....0..1..0..1..0..1..0
..0..1..1..0..1..1..0....0..1..0..1..1..0..1....1..0..1..0..0..0..1
..1..1..1..1..0..0..0....1..0..1..1..0..1..0....0..1..1..1..0..0..1
..0..0..0..0..1..1..0....1..1..1..1..0..0..0....0..0..1..0..1..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 22 2015
STATUS
approved