A172375 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 1 |
| | | | | | | | 1 | | 6 | | 1 |
| | | | | | | 1 | | 48 | | 48 | | 1 |
| | | | | | 1 | | 352 | | 2816 | | 352 | | 1 |
| | | | | 1 | | 2640 | | 154880 | | 154880 | | 2640 | | 1 |
| | | | 1 | | 19680 | | 8659200 | | 63500800 | | 8659200 | | 19680 | | 1 |
| | | 1 | | 146944 | | 481976320 | | 26508697600 | | 26508697600 | | 481976320 | | 146944 | | 1 |
| | 1 | | 1096704 | | 26859012096 | | 11012194959360 | | 82591462195200 | | 11012194959360 | | 26859012096 | | 1096704 | | 1 |
|
A172375 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 6 | 48 | 352 | 2640 | 19680 | 146944 | 1096704
| | 1 | 48 | 2816 | 154880 | 8659200 | 481976320 | 26859012096
| | 1 | 352 | 154880 | 63500800 | 26508697600 | 11012194959360
| | 1 | 2640 | 8659200 | 26508697600 | 82591462195200
| | 1 | 19680 | 481976320 | 11012194959360
| | 1 | 146944 | 26859012096
| | 1 | 1096704
| | 1
|
A172375 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 6 | 48 | 352 | 2640 | 19680 | 146944 | 1096704
| | | 1 | 48 | 2816 | 154880 | 8659200 | 481976320 | 26859012096
| | | | 1 | 352 | 154880 | 63500800 | 26508697600 | 11012194959360
| | | | | 1 | 2640 | 8659200 | 26508697600 | 82591462195200
| | | | | | 1 | 19680 | 481976320 | 11012194959360
| | | | | | | 1 | 146944 | 26859012096
| | | | | | | | 1 | 1096704
| | | | | | | | | 1
|
|
