A321960 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | 0 | | 1 | | 1 |
| | | | | | | | | 0 | | 2 | | 2 | | 1 |
| | | | | | | | 0 | | 5 | | 6 | | 3 | | 1 |
| | | | | | | 0 | | 15 | | 22 | | 12 | | 4 | | 1 |
| | | | | | 0 | | 52 | | 92 | | 57 | | 20 | | 5 | | 1 |
| | | | | 0 | | 203 | | 426 | | 303 | | 116 | | 30 | | 6 | | 1 |
| | | | 0 | | 877 | | 2146 | | 1752 | | 744 | | 205 | | 42 | | 7 | | 1 |
| | | 0 | | 4140 | | 11624 | | 10845 | | 5140 | | 1535 | | 330 | | 56 | | 8 | | 1 |
| | 0 | | 21147 | | 67146 | | 71139 | | 37676 | | 12300 | | 2820 | | 497 | | 72 | | 9 | | 1 |
|
A321960 as a square array
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | 1 | 2 | 5 | 15 | 52 | 203 | 877 | 4140 | 21147
| 1 | 2 | 6 | 22 | 92 | 426 | 2146 | 11624 | 67146
| 1 | 3 | 12 | 57 | 303 | 1752 | 10845 | 71139
| 1 | 4 | 20 | 116 | 744 | 5140 | 37676
| 1 | 5 | 30 | 205 | 1535 | 12300
| 1 | 6 | 42 | 330 | 2820
| 1 | 7 | 56 | 497
| 1 | 8 | 72
| 1 | 9
| 1
|
A321960 as an upper right triangle
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 1 | 1 | 2 | 5 | 15 | 52 | 203 | 877 | 4140 | 21147
| | | 1 | 2 | 6 | 22 | 92 | 426 | 2146 | 11624 | 67146
| | | | 1 | 3 | 12 | 57 | 303 | 1752 | 10845 | 71139
| | | | | 1 | 4 | 20 | 116 | 744 | 5140 | 37676
| | | | | | 1 | 5 | 30 | 205 | 1535 | 12300
| | | | | | | 1 | 6 | 42 | 330 | 2820
| | | | | | | | 1 | 7 | 56 | 497
| | | | | | | | | 1 | 8 | 72
| | | | | | | | | | 1 | 9
| | | | | | | | | | | 1
|
|