A055135 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | -1 | | -2 | | 1 |
| | | | | | | | | -2 | | 0 | | -6 | | 1 |
| | | | | | | | -3 | | 0 | | 18 | | -12 | | 1 |
| | | | | | | -4 | | 0 | | -40 | | 80 | | -20 | | 1 |
| | | | | | -5 | | 0 | | 75 | | -400 | | 225 | | -30 | | 1 |
| | | | | -6 | | 0 | | -126 | | 1680 | | -1890 | | 504 | | -42 | | 1 |
| | | | -7 | | 0 | | 196 | | -6272 | | 13230 | | -6272 | | 980 | | -56 | | 1 |
| | | -8 | | 0 | | -288 | | 21504 | | -81648 | | 64512 | | -16800 | | 1728 | | -72 | | 1 |
| | -9 | | 0 | | 405 |
|
A055135 as a square array
1 | 0 | -1 | -2 | -3 | -4 | -5 | -6 | -7 | -8 | -9
| 1 | -2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | -6 | 18 | -40 | 75 | -126 | 196 | -288 | 405
| 1 | -12 | 80 | -400 | 1680 | -6272 | 21504
| 1 | -20 | 225 | -1890 | 13230 | -81648
| 1 | -30 | 504 | -6272 | 64512
| 1 | -42 | 980 | -16800
| 1 | -56 | 1728
| 1 | -72
| 1
|
A055135 as an upper right triangle
1 | 0 | -1 | -2 | -3 | -4 | -5 | -6 | -7 | -8 | -9
| | 1 | -2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | 1 | -6 | 18 | -40 | 75 | -126 | 196 | -288 | 405
| | | | 1 | -12 | 80 | -400 | 1680 | -6272 | 21504
| | | | | 1 | -20 | 225 | -1890 | 13230 | -81648
| | | | | | 1 | -30 | 504 | -6272 | 64512
| | | | | | | 1 | -42 | 980 | -16800
| | | | | | | | 1 | -56 | 1728
| | | | | | | | | 1 | -72
| | | | | | | | | | 1
| | | | | | | | | |
|
|