A110321 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 6 | | 2 | | 1 |
| | | | | | | | 30 | | 18 | | 3 | | 1 |
| | | | | | | 264 | | 120 | | 36 | | 4 | | 1 |
| | | | | | 2520 | | 1320 | | 300 | | 60 | | 5 | | 1 |
| | | | | 30960 | | 15120 | | 3960 | | 600 | | 90 | | 6 | | 1 |
| | | | 428400 | | 216720 | | 52920 | | 9240 | | 1050 | | 126 | | 7 | | 1 |
| | | 6894720 | | 3427200 | | 866880 | | 141120 | | 18480 | | 1680 | | 168 | | 8 | | 1 |
| | 123742080 | | 62052480 | | 15422400 | | 2600640 |
|
A110321 as a square array
| 1 | 1 | 6 | 30 | 264 | 2520 | 30960 | 428400 | 6894720 | 123742080
| | 1 | 2 | 18 | 120 | 1320 | 15120 | 216720 | 3427200 | 62052480
| | 1 | 3 | 36 | 300 | 3960 | 52920 | 866880 | 15422400
| | 1 | 4 | 60 | 600 | 9240 | 141120 | 2600640
| | 1 | 5 | 90 | 1050 | 18480
| | 1 | 6 | 126 | 1680
| | 1 | 7 | 168
| | 1 | 8
| | 1
|
A110321 as an upper right triangle
| 1 | 1 | 6 | 30 | 264 | 2520 | 30960 | 428400 | 6894720 | 123742080
| | 1 | 2 | 18 | 120 | 1320 | 15120 | 216720 | 3427200 | 62052480
| | | 1 | 3 | 36 | 300 | 3960 | 52920 | 866880 | 15422400
| | | | 1 | 4 | 60 | 600 | 9240 | 141120 | 2600640
| | | | | 1 | 5 | 90 | 1050 | 18480
| | | | | | 1 | 6 | 126 | 1680
| | | | | | | 1 | 7 | 168
| | | | | | | | 1 | 8
| | | | | | | | | 1
| | | | | | | | |
|
|
