A127899 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | -2 | | 2 |
| | | | | | | | | | | 0 | | -3 | | 3 |
| | | | | | | | | | 0 | | 0 | | -4 | | 4 |
| | | | | | | | | 0 | | 0 | | 0 | | -5 | | 5 |
| | | | | | | | 0 | | 0 | | 0 | | 0 | | -6 | | 6 |
| | | | | | | 0 | | 0 | | 0 | | 0 | | 0 | | -7 | | 7 |
| | | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | -8 | | 8 |
| | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | -9 | | 9 |
| | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | -10 | | 10 |
| | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | -11 | | 11 |
| | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | -12 | | 12 |
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A127899 as a square array
1 | -2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 2 | -3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 3 | -4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 4 | -5 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 5 | -6 | 0 | 0 | 0 | 0 | 0 | 0
| 6 | -7 | 0 | 0 | 0 | 0 | 0
| 7 | -8 | 0 | 0 | 0 | 0
| 8 | -9 | 0 | 0 | 0
| 9 | -10 | 0 | 0
| 10 | -11 | 0
| 11 | -12
| 12
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A127899 as an upper right triangle
1 | -2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 2 | -3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | 3 | -4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | 4 | -5 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | 5 | -6 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | | 6 | -7 | 0 | 0 | 0 | 0 | 0
| | | | | | | 7 | -8 | 0 | 0 | 0 | 0
| | | | | | | | 8 | -9 | 0 | 0 | 0
| | | | | | | | | 9 | -10 | 0 | 0
| | | | | | | | | | 10 | -11 | 0
| | | | | | | | | | | 11 | -12
| | | | | | | | | | | | 12
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