OFFSET
1,1
COMMENTS
Column 4 of A302381.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 8*a(n-1) +33*a(n-2) -25*a(n-3) -427*a(n-4) -361*a(n-5) +1618*a(n-6) +3070*a(n-7) -2572*a(n-8) -6300*a(n-9) +3216*a(n-10) +3053*a(n-11) -8191*a(n-12) +955*a(n-13) +12197*a(n-14) -2105*a(n-15) +634*a(n-16) -1833*a(n-17) -1727*a(n-18) -2285*a(n-19) +2346*a(n-20) -1596*a(n-21) +780*a(n-22) -134*a(n-23) -6*a(n-24) +44*a(n-25) -16*a(n-26)
EXAMPLE
Some solutions for n=5
..0..0..0..0. .0..0..0..0. .0..1..1..0. .0..0..0..0. .0..1..1..0
..1..1..0..1. .0..1..1..0. .1..0..0..1. .1..1..0..0. .0..0..0..1
..1..1..1..0. .0..0..1..1. .0..1..0..1. .0..1..0..0. .1..1..1..1
..0..0..1..1. .0..0..1..0. .0..0..1..1. .1..0..1..0. .0..1..1..0
..0..1..0..0. .1..1..0..0. .1..1..0..0. .0..1..1..1. .0..0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 06 2018
STATUS
approved