A059881 as a triangular array
| | | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | | | | 1 | | 1 | | 1 |
| | | | | | | | | | | | 2 | | 0 | | 1 | | 1 |
| | | | | | | | | | | 2 | | 2 | | 1 | | 1 | | 1 |
| | | | | | | | | | 4 | | 4 | | 1 | | 1 | | 1 | | 1 |
| | | | | | | | | 6 | | 5 | | 3 | | 2 | | 1 | | 1 | | 1 |
| | | | | | | | 9 | | 8 | | 5 | | 2 | | 2 | | 1 | | 1 | | 1 |
| | | | | | | 14 | | 13 | | 9 | | 4 | | 3 | | 2 | | 1 | | 1 | | 1 |
| | | | | | 23 | | 19 | | 14 | | 8 | | 3 | | 3 | | 2 | | 1 | | 1 | | 1 |
| | | | | 35 | | 31 | | 20 | | 13 | | 7 | | 4 | | 3 | | 2 | | 1 | | 1 | | 1 |
| | | | 55 | | 49 | | 32 | | 20 | | 12 | | 6 | | 4 | | 3 | | 2 | | 1 | | 1 | | 1 |
| | | 87 | | 76 | | 50 | | 32 | | 18 | | 11 | | 7 | | 4 | | 3 | | 2 | | 1 | | 1 | | 1 |
| | 136 |
|
A059881 as a square array
1 | 0 | 1 | 2 | 2 | 4 | 6 | 9 | 14 | 23 | 35 | 55 | 87 | 136
| 1 | 1 | 0 | 2 | 4 | 5 | 8 | 13 | 19 | 31 | 49 | 76
| 1 | 1 | 1 | 1 | 3 | 5 | 9 | 14 | 20 | 32 | 50
| 1 | 1 | 1 | 2 | 2 | 4 | 8 | 13 | 20 | 32
| 1 | 1 | 1 | 2 | 3 | 3 | 7 | 12 | 18
| 1 | 1 | 1 | 2 | 3 | 4 | 6 | 11
| 1 | 1 | 1 | 2 | 3 | 4 | 7
| 1 | 1 | 1 | 2 | 3 | 4
| 1 | 1 | 1 | 2 | 3
| 1 | 1 | 1 | 2
| 1 | 1 | 1
| 1 | 1
| 1
|
A059881 as an upper right triangle
1 | 0 | 1 | 2 | 2 | 4 | 6 | 9 | 14 | 23 | 35 | 55 | 87 | 136
| | 1 | 1 | 0 | 2 | 4 | 5 | 8 | 13 | 19 | 31 | 49 | 76
| | | 1 | 1 | 1 | 1 | 3 | 5 | 9 | 14 | 20 | 32 | 50
| | | | 1 | 1 | 1 | 2 | 2 | 4 | 8 | 13 | 20 | 32
| | | | | 1 | 1 | 1 | 2 | 3 | 3 | 7 | 12 | 18
| | | | | | 1 | 1 | 1 | 2 | 3 | 4 | 6 | 11
| | | | | | | 1 | 1 | 1 | 2 | 3 | 4 | 7
| | | | | | | | 1 | 1 | 1 | 2 | 3 | 4
| | | | | | | | | 1 | 1 | 1 | 2 | 3
| | | | | | | | | | 1 | 1 | 1 | 2
| | | | | | | | | | | 1 | 1 | 1
| | | | | | | | | | | | 1 | 1
| | | | | | | | | | | | | 1
| | | | | | | | | | | | |
|
|