1,2

Diagonal of A203371

R. H. Hardin, Table of n, a(n) for n = 1..15

Some solutions for n=4

..0..0..0..0....0..0..1..0....0..0..1..0....0..0..0..1....0..0..0..0

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

..0..0..1..1....1..0..1..0....0..0..0..1....0..0..1..1....1..0..0..0

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

Sequence in context: A103914 A211039 A266483 * A218887 A001535 A300136

Adjacent sequences: A203361 A203362 A203363 * A203365 A203366 A203367

nonn

R. H. Hardin Dec 31 2011

approved