A155100 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | 1 | | 0 | | 1 |
| | | | | | | | | 0 | | 2 | | 0 | | 2 |
| | | | | | | | 2 | | 0 | | 8 | | 0 | | 6 |
| | | | | | | 0 | | 16 | | 0 | | 40 | | 0 | | 24 |
| | | | | | 16 | | 0 | | 136 | | 0 | | 240 | | 0 | | 120 |
| | | | | 0 | | 272 | | 0 | | 1232 | | 0 | | 1680 | | 0 | | 720 |
| | | | 272 | | 0 | | 3968 | | 0 | | 12096 | | 0 | | 13440 | | 0 | | 5040 |
| | | 0 | | 7936 | | 0 | | 56320 | | 0 | | 129024 | | 0 | | 120960 | | 0 | | 40320 |
| | 7936 | | 0 | | 176896 | | 0 | | 814080 | | 0 | | 1491840 |
|
A155100 as a square array
1 | 0 | 1 | 0 | 2 | 0 | 16 | 0 | 272 | 0 | 7936
| 1 | 0 | 2 | 0 | 16 | 0 | 272 | 0 | 7936 | 0
| 1 | 0 | 8 | 0 | 136 | 0 | 3968 | 0 | 176896
| 2 | 0 | 40 | 0 | 1232 | 0 | 56320 | 0
| 6 | 0 | 240 | 0 | 12096 | 0 | 814080
| 24 | 0 | 1680 | 0 | 129024 | 0
| 120 | 0 | 13440 | 0 | 1491840
| 720 | 0 | 120960
| 5040 | 0
| 40320
|
A155100 as an upper right triangle
1 | 0 | 1 | 0 | 2 | 0 | 16 | 0 | 272 | 0 | 7936
| | 1 | 0 | 2 | 0 | 16 | 0 | 272 | 0 | 7936 | 0
| | | 1 | 0 | 8 | 0 | 136 | 0 | 3968 | 0 | 176896
| | | | 2 | 0 | 40 | 0 | 1232 | 0 | 56320 | 0
| | | | | 6 | 0 | 240 | 0 | 12096 | 0 | 814080
| | | | | | 24 | 0 | 1680 | 0 | 129024 | 0
| | | | | | | 120 | 0 | 13440 | 0 | 1491840
| | | | | | | | 720 | 0 | 120960
| | | | | | | | | 5040 | 0
| | | | | | | | | | 40320
| | | | | | | | | |
|
|