1,1

Row 5 of A216084

Table of n, a(n) for n=1..11.

Some solutions for n=4

..x..0..x..1....x..0..x..1....x..0..x..1....x..0..x..1....x..0..x..1

..2..x..3..x....2..x..3..x....2..x..3..x....2..x..3..x....2..x..3..x

..x..1..x..2....x..2..x..3....x..0..x..4....x..4..x..0....x..4..x..5

..3..x..0..x....0..x..4..x....1..x..3..x....1..x..5..x....0..x..4..x

..x..1..x..3....x..2..x..1....x..5..x..4....x..1..x..2....x..6..x..3

Sequence in context: A263930 A051766 A058406 * A049070 A197316 A175529

Adjacent sequences: A216084 A216085 A216086 * A216088 A216089 A216090

nonn

R. H. Hardin Sep 01 2012

approved