A143841 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 0 |
| | | | | | | | | | | 1 | | 1 | | 0 |
| | | | | | | | | | 1 | | 1 | | 1 | | 0 |
| | | | | | | | | 1 | | 1 | | 2 | | 1 | | 0 |
| | | | | | | | 1 | | 1 | | 2 | | 3 | | 1 | | 0 |
| | | | | | | 1 | | 1 | | 2 | | 4 | | 7 | | 1 | | 0 |
| | | | | | 1 | | 1 | | 2 | | 4 | | 11 | | 11 | | 1 | | 0 |
| | | | | 1 | | 1 | | 2 | | 4 | | 12 | | 30 | | 20 | | 1 | | 0 |
| | | | 1 | | 1 | | 2 | | 4 | | 12 | | 36 | | 93 | | 29 | | 1 | | 0 |
| | | 1 | | 1 | | 2 | | 4 | | 12 | | 37 | | 152 | | 237 | | 45 | | 1 | | 0 |
| | 1 | | 1 | | 2 | | 4 | | 12 | | 37 | | 161 | | 587 | | 579 | | 61 | | 1 | | 0 |
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A143841 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 0 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| 0 | 1 | 3 | 4 | 4 | 4 | 4 | 4 | 4
| 0 | 1 | 7 | 11 | 12 | 12 | 12 | 12
| 0 | 1 | 11 | 30 | 36 | 37 | 37
| 0 | 1 | 20 | 93 | 152 | 161
| 0 | 1 | 29 | 237 | 587
| 0 | 1 | 45 | 579
| 0 | 1 | 61
| 0 | 1
| 0
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A143841 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | 0 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| | | | 0 | 1 | 3 | 4 | 4 | 4 | 4 | 4 | 4
| | | | | 0 | 1 | 7 | 11 | 12 | 12 | 12 | 12
| | | | | | 0 | 1 | 11 | 30 | 36 | 37 | 37
| | | | | | | 0 | 1 | 20 | 93 | 152 | 161
| | | | | | | | 0 | 1 | 29 | 237 | 587
| | | | | | | | | 0 | 1 | 45 | 579
| | | | | | | | | | 0 | 1 | 61
| | | | | | | | | | | 0 | 1
| | | | | | | | | | | | 0
|
|