1,1

Diagonal of A219852

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

Some solutions for n=3

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

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

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

Sequence in context: A077703 A134705 A110433 * A041817 A120364 A088797

Adjacent sequences: A219842 A219843 A219844 * A219846 A219847 A219848

nonn

R. H. Hardin Nov 29 2012

approved