A110509 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | | | 0 | | -2 | | 1 |
| | | | | | | | | | | 0 | | 0 | | -4 | | 1 |
| | | | | | | | | | 0 | | 0 | | 4 | | -6 | | 1 |
| | | | | | | | | 0 | | 0 | | 0 | | 12 | | -8 | | 1 |
| | | | | | | | 0 | | 0 | | 0 | | -8 | | 24 | | -10 | | 1 |
| | | | | | | 0 | | 0 | | 0 | | 0 | | -32 | | 40 | | -12 | | 1 |
| | | | | | 0 | | 0 | | 0 | | 0 | | 16 | | -80 | | 60 | | -14 | | 1 |
| | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 80 | | -160 | | 84 | | -16 | | 1 |
| | | | 0 | | 0 | | 0 | | 0 | | 0 | | -32 | | 240 | | -280 | | 112 | | -18 | | 1 |
| | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | -192 | | 560 | | -448 | | 144 | | -20 | | 1 |
| | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 64 | | -672 | | 1120 | | -672 | | 180 | | -22 | | 1 |
|
A110509 as a square array
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | -2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | -4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | -6 | 12 | -8 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | -8 | 24 | -32 | 16 | 0 | 0 | 0 | 0
| 1 | -10 | 40 | -80 | 80 | -32 | 0 | 0
| 1 | -12 | 60 | -160 | 240 | -192 | 64
| 1 | -14 | 84 | -280 | 560 | -672
| 1 | -16 | 112 | -448 | 1120
| 1 | -18 | 144 | -672
| 1 | -20 | 180
| 1 | -22
| 1
|
A110509 as an upper right triangle
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 1 | -2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | 1 | -4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | 1 | -6 | 12 | -8 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | 1 | -8 | 24 | -32 | 16 | 0 | 0 | 0 | 0
| | | | | | 1 | -10 | 40 | -80 | 80 | -32 | 0 | 0
| | | | | | | 1 | -12 | 60 | -160 | 240 | -192 | 64
| | | | | | | | 1 | -14 | 84 | -280 | 560 | -672
| | | | | | | | | 1 | -16 | 112 | -448 | 1120
| | | | | | | | | | 1 | -18 | 144 | -672
| | | | | | | | | | | 1 | -20 | 180
| | | | | | | | | | | | 1 | -22
| | | | | | | | | | | | | 1
|
|