OFFSET
1,2
COMMENTS
Column 3 of A299721.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) +11*a(n-2) -30*a(n-3) -94*a(n-4) +6*a(n-5) +166*a(n-6) +73*a(n-7) -28*a(n-8) +30*a(n-9) -24*a(n-10) -50*a(n-11) -6*a(n-12) for n>14
EXAMPLE
Some solutions for n=5
..0..0..0. .0..0..1. .0..0..0. .0..1..0. .0..1..1. .0..0..1. .0..0..0
..0..0..1. .0..1..1. .1..0..0. .0..0..0. .1..1..1. .0..1..1. .1..0..1
..0..0..0. .0..1..1. .0..0..1. .0..0..1. .0..0..1. .0..0..0. .0..0..0
..0..1..0. .0..0..0. .0..0..0. .0..0..0. .1..0..1. .0..0..1. .0..0..0
..1..1..1. .0..0..1. .1..0..0. .0..0..1. .1..1..1. .1..0..0. .1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 17 2018
STATUS
approved