OFFSET
1,1
COMMENTS
Row 3 of A302212.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 4*a(n-1) +4*a(n-2) -29*a(n-3) -3*a(n-4) +96*a(n-5) -14*a(n-6) -187*a(n-7) +39*a(n-8) +246*a(n-9) -52*a(n-10) -230*a(n-11) +48*a(n-12) +146*a(n-13) -29*a(n-14) -57*a(n-15) +9*a(n-16) +12*a(n-17) -a(n-18) -a(n-19) for n>20
EXAMPLE
Some solutions for n=5
..0..1..1..0..1. .0..1..0..0..0. .0..0..0..1..0. .0..0..1..1..0
..0..1..1..0..1. .1..1..1..0..1. .1..0..1..1..1. .1..0..0..1..1
..1..1..0..0..0. .0..1..1..0..1. .1..0..1..1..0. .0..0..1..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 03 2018
STATUS
approved