OFFSET
1,2
COMMENTS
Column 4 of A304551.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
R. H. Hardin, Empirical recurrence of order 70
FORMULA
Empirical recurrence of order 70 (see link above)
EXAMPLE
Some solutions for n=5
..0..1..1..1. .0..1..0..1. .0..1..1..1. .0..1..0..1. .0..0..0..1
..1..0..0..0. .1..1..0..1. .1..0..0..0. .1..0..0..1. .1..1..1..0
..1..0..0..0. .0..0..0..0. .0..0..0..0. .0..0..0..0. .0..1..1..0
..1..0..0..0. .0..0..0..1. .0..1..1..1. .1..0..0..1. .0..1..1..1
..0..1..1..1. .1..1..1..0. .1..0..0..0. .1..0..0..1. .1..0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 14 2018
STATUS
approved