A216054 - OEIS

A216054 as a triangular array

1

1 0

1 1 0

1 2 0 0

1 3 2 0 0

1 4 5 0 0 0

0 5 9 5 0 0 0

0 5 14 14 0 0 0 0

0 0 19 28 14 0 0 0 0

0 0 19 47 42 0 0 0 0 0

0 0 0 66 89 42 0 0 0 0 0

0 0 0 66 155 131 0 0 0 0 0 0

0 0 0 0 221 286 131 0 0

1 1 1 1 1 1 0 0 0 0 0 0 0

0 1 2 3 4 5 5 0 0 0 0 0

0 0 2 5 9 14 19 19 0 0 0

0 0 0 5 14 28 47 66 66 0

0 0 0 0 14 42 89 155 221

0 0 0 0 0 42 131 286

0 0 0 0 0 0 131

0 0 0 0 0 0

0 0 0 0 0

0 0 0

0 0

0