1,1
Column 6 of A222020
Table of n, a(n) for n=1..9.
Some solutions for n=3
..0..1..0..2..0..2....0..1..0..2..0..1....0..1..0..0..2..0....0..1..1..1..3..0
..0..3..0..2..1..2....0..3..1..2..2..1....0..3..3..1..3..1....0..3..1..1..0..0
..0..3..0..1..1..0....0..2..0..0..3..0....0..2..0..1..0..1....0..2..1..1..0..3
Sequence in context: A225990 A185560 A003788 * A123378 A221692 A265714
Adjacent sequences: A222016 A222017 A222018 * A222020 A222021 A222022
nonn
R. H. Hardin Feb 05 2013
approved