A253668 as a triangular array
| | | | | | | | | | | 0 |
| | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | 0 | | 1 | | -1 |
| | | | | | | | | 0 | | 1 | | 1 | | 2 |
| | | | | | | | 0 | | 1 | | 3 | | -1 | | -6 |
| | | | | | | 0 | | 1 | | 5 | | 2 | | 2 | | 24 |
| | | | | | 0 | | 1 | | 7 | | 11 | | -2 | | -6 | | -120 |
| | | | | 0 | | 1 | | 9 | | 26 | | 6 | | 4 | | 24 | | 720 |
| | | | 0 | | 1 | | 11 | | 47 | | 50 | | -6 | | -12 | | -120 | | -5040 |
| | | 0 | | 1 | | 13 | | 74 | | 154 | | 24 | | 12 | | 48 | | 720 | | 40320 |
| | 0 | | 1 | | 15 | | 107 | | 342 | | 274 | | -24 | | -36 | | -240 | | -5040 | | -362880 |
|
A253668 as a square array
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| -1 | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15
| 2 | -1 | 2 | 11 | 26 | 47 | 74 | 107
| -6 | 2 | -2 | 6 | 50 | 154 | 342
| 24 | -6 | 4 | -6 | 24 | 274
| -120 | 24 | -12 | 12 | -24
| 720 | -120 | 48 | -36
| -5040 | 720 | -240
| 40320 | -5040
| -362880
|
A253668 as an upper right triangle
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | -1 | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15
| | | | 2 | -1 | 2 | 11 | 26 | 47 | 74 | 107
| | | | | -6 | 2 | -2 | 6 | 50 | 154 | 342
| | | | | | 24 | -6 | 4 | -6 | 24 | 274
| | | | | | | -120 | 24 | -12 | 12 | -24
| | | | | | | | 720 | -120 | 48 | -36
| | | | | | | | | -5040 | 720 | -240
| | | | | | | | | | 40320 | -5040
| | | | | | | | | | | -362880
|
|