A109878 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 2 | | 3 |
| | | | | | | | 2 | | 6 | | 12 | | 4 |
| | | | | | | 6 | | 24 | | 60 | | 20 | | 10 |
| | | | | | 24 | | 120 | | 360 | | 120 | | 60 | | 36 |
| | | | | 120 | | 720 | | 2520 | | 840 | | 420 | | 252 | | 168 |
| | | | 720 | | 5040 | | 20160 | | 6720 | | 3360 | | 2016 | | 1344 | | 960 |
| | | 5040 | | 40320 | | 181440 | | 60480 | | 30240 | | 18144 | | 12096 | | 8640 | | 6480 |
| | 40320 | | 362880 | | 1814400 | | 604800 |
|
A109878 as a square array
1 | 1 | 1 | 2 | 6 | 24 | 120 | 720 | 5040 | 40320
| 1 | 2 | 6 | 24 | 120 | 720 | 5040 | 40320 | 362880
| 3 | 12 | 60 | 360 | 2520 | 20160 | 181440 | 1814400
| 4 | 20 | 120 | 840 | 6720 | 60480 | 604800
| 10 | 60 | 420 | 3360 | 30240
| 36 | 252 | 2016 | 18144
| 168 | 1344 | 12096
| 960 | 8640
| 6480
|
A109878 as an upper right triangle
1 | 1 | 1 | 2 | 6 | 24 | 120 | 720 | 5040 | 40320
| | 1 | 2 | 6 | 24 | 120 | 720 | 5040 | 40320 | 362880
| | | 3 | 12 | 60 | 360 | 2520 | 20160 | 181440 | 1814400
| | | | 4 | 20 | 120 | 840 | 6720 | 60480 | 604800
| | | | | 10 | 60 | 420 | 3360 | 30240
| | | | | | 36 | 252 | 2016 | 18144
| | | | | | | 168 | 1344 | 12096
| | | | | | | | 960 | 8640
| | | | | | | | | 6480
| | | | | | | | |
|
|