A163649 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | -1 | | 1 |
| | | | | | | | 1 | | -2 | | 2 |
| | | | | | | -1 | | 3 | | -6 | | 6 |
| | | | | | 1 | | -4 | | 12 | | -24 | | 6 |
| | | | | -1 | | 5 | | -20 | | 60 | | -30 | | 30 |
| | | | 1 | | -6 | | 30 | | -120 | | 90 | | -180 | | 20 |
| | | -1 | | 7 | | -42 | | 210 | | -210 | | 630 | | -140 | | 140 |
| | 1 | | -8 | | 56 | | -336 | | 420 | | -1680 | | 560 | | -1120 | | 70 |
|
A163649 as a square array
| 1 | -1 | 1 | -1 | 1 | -1 | 1 | -1 | 1
| | 1 | -2 | 3 | -4 | 5 | -6 | 7 | -8
| | 2 | -6 | 12 | -20 | 30 | -42 | 56
| | 6 | -24 | 60 | -120 | 210 | -336
| | 6 | -30 | 90 | -210 | 420
| | 30 | -180 | 630 | -1680
| | 20 | -140 | 560
| | 140 | -1120
| | 70
|
A163649 as an upper right triangle
| 1 | -1 | 1 | -1 | 1 | -1 | 1 | -1 | 1
| | 1 | -2 | 3 | -4 | 5 | -6 | 7 | -8
| | | 2 | -6 | 12 | -20 | 30 | -42 | 56
| | | | 6 | -24 | 60 | -120 | 210 | -336
| | | | | 6 | -30 | 90 | -210 | 420
| | | | | | 30 | -180 | 630 | -1680
| | | | | | | 20 | -140 | 560
| | | | | | | | 140 | -1120
| | | | | | | | | 70
|
|
