OFFSET
1,1
COMMENTS
Row 5 of A269075.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 8*a(n-1) +52*a(n-2) -424*a(n-3) -816*a(n-4) +6756*a(n-5) +1362*a(n-6) -38476*a(n-7) +19016*a(n-8) +82920*a(n-9) -70008*a(n-10) -50556*a(n-11) +50607*a(n-12) +9180*a(n-13) -10404*a(n-14)
EXAMPLE
Some solutions for n=4
..0..0..0..0. .1..0..1..0. .0..0..0..1. .0..0..0..1. .0..0..0..1
..0..0..0..1. .0..0..1..0. .1..0..0..0. .0..1..0..1. .0..0..1..0
..0..1..0..0. .0..0..0..0. .0..0..0..0. .0..0..0..1. .0..0..0..0
..0..1..0..0. .0..0..0..0. .1..0..0..0. .0..1..0..1. .0..0..0..0
..0..0..0..1. .0..1..1..0. .1..0..1..0. .0..1..0..1. .1..0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 19 2016
STATUS
approved