1,1
Diagonal of A229521.
Table of n, a(n) for n=1..9.
Some solutions for n=3:
1 1 0 2 0 1 1 1 2 1 0 2 1 1 1 1 1 0 1 2 1
2 0 2 0 1 0 0 1 0 1 1 0 1 1 1 2 0 2 2 1 1
0 2 0 1 1 1 1 1 1 1 1 1 1 2 1 1 2 0 1 2 1
Cf. A229521.
Sequence in context: A003715 A247030 A009690 * A210833 A174488 A289695
Adjacent sequences: A229510 A229511 A229512 * A229514 A229515 A229516
nonn
R. H. Hardin, Sep 25 2013
approved