1,1

Column 3 of A233117

Table of n, a(n) for n=1..8.

Some solutions for n=2

..1..1..0..0....1..0..0..1....1..1..0..0....0..1..0..2....1..1..0..0

..0..0..1..1....1..0..0..2....0..1..1..2....1..1..2..2....0..1..0..2

..0..1..2..2....0..1..1..2....0..0..2..2....1..1..2..2....0..0..2..1

Sequence in context: A175113 A222992 A276253 * A208433 A275357 A275147

Adjacent sequences: A233113 A233114 A233115 * A233117 A233118 A233119

nonn

R. H. Hardin, Dec 04 2013

approved