A154950 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | 0 | | 1 | | 1 |
| | | | | | | | | 0 | | -1 | | 2 | | 1 |
| | | | | | | | 1 | | -1 | | -1 | | 3 | | 1 |
| | | | | | | 0 | | 2 | | -4 | | 0 | | 4 | | 1 |
| | | | | | 0 | | 2 | | 2 | | -8 | | 2 | | 5 | | 1 |
| | | | | 0 | | -2 | | 8 | | -2 | | -12 | | 5 | | 6 | | 1 |
| | | | 1 | | -2 | | -2 | | 18 | | -12 | | -15 | | 9 | | 7 | | 1 |
| | | 0 | | 3 | | -12 | | 8 | | 28 | | -29 | | -16 | | 14 | | 8 | | 1 |
| | 0 | | 3 | | 3 | | -32 | | 38 | | 31 | | -53 | | -14 | | 20 | | 9 | | 1 |
|
A154950 as a square array
| 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0
| | 1 | 1 | -1 | -1 | 2 | 2 | -2 | -2 | 3 | 3
| | 1 | 2 | -1 | -4 | 2 | 8 | -2 | -12 | 3
| | 1 | 3 | 0 | -8 | -2 | 18 | 8 | -32
| | 1 | 4 | 2 | -12 | -12 | 28 | 38
| | 1 | 5 | 5 | -15 | -29 | 31
| | 1 | 6 | 9 | -16 | -53
| | 1 | 7 | 14 | -14
| | 1 | 8 | 20
| | 1 | 9
| | 1
|
A154950 as an upper right triangle
| 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0
| | 1 | 1 | -1 | -1 | 2 | 2 | -2 | -2 | 3 | 3
| | | 1 | 2 | -1 | -4 | 2 | 8 | -2 | -12 | 3
| | | | 1 | 3 | 0 | -8 | -2 | 18 | 8 | -32
| | | | | 1 | 4 | 2 | -12 | -12 | 28 | 38
| | | | | | 1 | 5 | 5 | -15 | -29 | 31
| | | | | | | 1 | 6 | 9 | -16 | -53
| | | | | | | | 1 | 7 | 14 | -14
| | | | | | | | | 1 | 8 | 20
| | | | | | | | | | 1 | 9
| | | | | | | | | | | 1
|
|
