A008293 formatted as a triangular array:
| | | | | | | 1 | | | | | | | |
| | | | | | 1 | | 1 | | | | | | |
| | | | | 1 | | 2 | | 2 | | | | | |
| | | | 2 | | 8 | | 6 | | 16 | | | | |
| | | 40 | | 24 | | 16 | | 136 | | 240 | | | |
| | 120 | | 272 | | 1232 | | 1680 | | 720 | | 272 | | |
| 3968 | | 12096 | | 13440 | | 5040 | | 7936 | | 56320 | | 129024 | |
| 120960 | | 40320 | | 7936 | | 176896 | | 814080 | | 1491840 | | 1209600 | | 362880 |
A008293 formatted as a square array:
| 1 | 1 | 1 | 2 | 40 | 120 | 3968 | 120960 |
| 1 | 2 | 8 | 24 | 272 | 12096 | 40320 | |
| 2 | 6 | 16 | 1232 | 13440 | 7936 | | |
| 16 | 136 | 1680 | 5040 | 176896 | | | |
| 240 | 720 | 7936 | 814080 | | | | |
| 272 | 56320 | 1491840 | | | | | |
| 129024 | 1209600 | | | | | | |
| 362880 | | | | | | | |
A008293 formatted as an upper right triangle:
| 1 | 1 | 1 | 2 | 40 | 120 | 3968 | 120960 |
| 1 | 2 | 8 | 24 | 272 | 12096 | 40320 |
| | 2 | 6 | 16 | 1232 | 13440 | 7936 |
| | | 16 | 136 | 1680 | 5040 | 176896 |
| | | | 240 | 720 | 7936 | 814080 |
| | | | | 272 | 56320 | 1491840 |
| | | | | | 129024 | 1209600 |
| | | | | | | 362880 |
|