A123878 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | -1 | | 0 | | 1 |
| | | | | | | | | -1 | | -3 | | 0 | | 1 |
| | | | | | | | 0 | | -3 | | -5 | | 0 | | 1 |
| | | | | | | 1 | | 3 | | -5 | | -7 | | 0 | | 1 |
| | | | | | 1 | | 9 | | 10 | | -7 | | -9 | | 0 | | 1 |
| | | | | 0 | | 5 | | 25 | | 21 | | -9 | | -11 | | 0 | | 1 |
| | | | -1 | | -9 | | 5 | | 49 | | 36 | | -11 | | -13 | | 0 | | 1 |
| | | -1 | | -18 | | -50 | | -7 | | 81 | | 55 | | -13 | | -15 | | 0 | | 1 |
| | 0 | | -7 | | -70 | | -147 | | -39 | | 121 | | 78 | | -15 | | -17 | | 0 | | 1 |
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A123878 as a square array
1 | 0 | -1 | -1 | 0 | 1 | 1 | 0 | -1 | -1 | 0
| 1 | 0 | -3 | -3 | 3 | 9 | 5 | -9 | -18 | -7
| 1 | 0 | -5 | -5 | 10 | 25 | 5 | -50 | -70
| 1 | 0 | -7 | -7 | 21 | 49 | -7 | -147
| 1 | 0 | -9 | -9 | 36 | 81 | -39
| 1 | 0 | -11 | -11 | 55 | 121
| 1 | 0 | -13 | -13 | 78
| 1 | 0 | -15 | -15
| 1 | 0 | -17
| 1 | 0
| 1
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A123878 as an upper right triangle
1 | 0 | -1 | -1 | 0 | 1 | 1 | 0 | -1 | -1 | 0
| | 1 | 0 | -3 | -3 | 3 | 9 | 5 | -9 | -18 | -7
| | | 1 | 0 | -5 | -5 | 10 | 25 | 5 | -50 | -70
| | | | 1 | 0 | -7 | -7 | 21 | 49 | -7 | -147
| | | | | 1 | 0 | -9 | -9 | 36 | 81 | -39
| | | | | | 1 | 0 | -11 | -11 | 55 | 121
| | | | | | | 1 | 0 | -13 | -13 | 78
| | | | | | | | 1 | 0 | -15 | -15
| | | | | | | | | 1 | 0 | -17
| | | | | | | | | | 1 | 0
| | | | | | | | | | | 1
|
|