A156693 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 1 |
| | | | | | | | 1 | | -1 | | 2 |
| | | | | | | 1 | | -2 | | -3 | | 6 |
| | | | | | 1 | | -3 | | -20 | | 45 | | 24 |
| | | | | 1 | | -4 | | -63 | | 1600 | | 4725 | | 120 |
| | | | 1 | | -5 | | -144 | | 14553 | | 1408000 | | -4465125 | | 720 |
| | | 1 | | -6 | | -275 | | 72576 | | 50426145 | | -17346560000 | | -46414974375 | | 5040 |
| | 1 | | -7 | | -468 | | 257125 | | 694987776 | | -3319805256075 | | -3633063526400000 | | 6272287562165625 | | 40320 |
|
A156693 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | -1 | -2 | -3 | -4 | -5 | -6 | -7
| | 2 | -3 | -20 | -63 | -144 | -275 | -468
| | 6 | 45 | 1600 | 14553 | 72576 | 257125
| | 24 | 4725 | 1408000 | 50426145 | 694987776
| | 120 | -4465125 | -17346560000 | -3319805256075
| | 720 | -46414974375 | -3633063526400000
| | 5040 | 6272287562165625
| | 40320
|
A156693 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | -1 | -2 | -3 | -4 | -5 | -6 | -7
| | | 2 | -3 | -20 | -63 | -144 | -275 | -468
| | | | 6 | 45 | 1600 | 14553 | 72576 | 257125
| | | | | 24 | 4725 | 1408000 | 50426145 | 694987776
| | | | | | 120 | -4465125 | -17346560000 | -3319805256075
| | | | | | | 720 | -46414974375 | -3633063526400000
| | | | | | | | 5040 | 6272287562165625
| | | | | | | | | 40320
|
|
