OFFSET
1,1
COMMENTS
Column 4 of A318016.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) +10*a(n-2) -30*a(n-3) -17*a(n-4) +84*a(n-5) +19*a(n-6) +24*a(n-7) +14*a(n-8) -490*a(n-9) -213*a(n-10) +715*a(n-11) +303*a(n-12) -544*a(n-13) -269*a(n-14) -82*a(n-15) -439*a(n-16) +318*a(n-17) +647*a(n-18) +21*a(n-19) -71*a(n-20) -24*a(n-21) -90*a(n-22) -21*a(n-23) +20*a(n-24) +4*a(n-25) -a(n-26) for n>29
EXAMPLE
Some solutions for n=5
..0..0..1..1. .0..1..0..1. .0..1..1..0. .0..1..1..0. .0..1..1..1
..0..1..1..0. .1..0..0..0. .0..0..0..1. .0..1..1..0. .0..1..1..1
..1..1..0..0. .1..0..0..1. .0..0..1..1. .0..1..1..1. .0..1..1..1
..1..1..0..0. .1..1..1..1. .0..0..1..1. .0..1..1..1. .0..0..0..0
..1..0..0..1. .1..0..0..1. .1..0..1..1. .0..0..1..0. .0..0..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Aug 12 2018
STATUS
approved