A128715 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 2 | | 2 |
| | | | | | | | | 3 | | 1 | | 3 |
| | | | | | | | 4 | | 2 | | 2 | | 4 |
| | | | | | | 5 | | 3 | | 5 | | 3 | | 5 |
| | | | | | 6 | | 4 | | 9 | | 9 | | 4 | | 6 |
| | | | | 7 | | 5 | | 14 | | 19 | | 14 | | 5 | | 7 |
| | | | 8 | | 6 | | 20 | | 34 | | 34 | | 20 | | 6 | | 8 |
| | | 9 | | 7 | | 27 | | 55 | | 69 | | 55 | | 27 | | 7 | | 9 |
| | 10 | | 8 | | 35 | | 83 | | 125 | | 125 | | 83 | | 35 | | 8 | | 10 |
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A128715 as a square array
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10
| | 2 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8
| | 3 | 2 | 5 | 9 | 14 | 20 | 27 | 35
| | 4 | 3 | 9 | 19 | 34 | 55 | 83
| | 5 | 4 | 14 | 34 | 69 | 125
| | 6 | 5 | 20 | 55 | 125
| | 7 | 6 | 27 | 83
| | 8 | 7 | 35
| | 9 | 8
| | 10
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A128715 as an upper right triangle
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10
| | 2 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8
| | | 3 | 2 | 5 | 9 | 14 | 20 | 27 | 35
| | | | 4 | 3 | 9 | 19 | 34 | 55 | 83
| | | | | 5 | 4 | 14 | 34 | 69 | 125
| | | | | | 6 | 5 | 20 | 55 | 125
| | | | | | | 7 | 6 | 27 | 83
| | | | | | | | 8 | 7 | 35
| | | | | | | | | 9 | 8
| | | | | | | | | | 10
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