A201922 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 2 | | 1 | | 1 |
| | | | | | | | | 6 | | 3 | | 1 | | 1 |
| | | | | | | | 21 | | 8 | | 3 | | 1 | | 1 |
| | | | | | | 112 | | 30 | | 9 | | 3 | | 1 | | 1 |
| | | | | | 853 | | 145 | | 32 | | 9 | | 3 | | 1 | | 1 |
| | | | | 11117 | | 1028 | | 154 | | 33 | | 9 | | 3 | | 1 | | 1 |
| | | | 261080 | | 12320 | | 1065 | | 156 | | 33 | | 9 | | 3 | | 1 | | 1 |
| | | 11716571 | | 274806 | | 12513 | | 1074 | | 157 | | 33 | | 9 | | 3 | | 1 | | 1 |
| | 1006700565 | | 12007355 | | 276114 | | 12550 | | 1076 | | 157 | | 33 | | 9 | | 3 | | 1 | | 1 |
|
A201922 as a square array
1 | 1 | 2 | 6 | 21 | 112 | 853 | 11117 | 261080 | 11716571 | 1006700565
| 1 | 1 | 3 | 8 | 30 | 145 | 1028 | 12320 | 274806 | 12007355
| 1 | 1 | 3 | 9 | 32 | 154 | 1065 | 12513 | 276114
| 1 | 1 | 3 | 9 | 33 | 156 | 1074 | 12550
| 1 | 1 | 3 | 9 | 33 | 157 | 1076
| 1 | 1 | 3 | 9 | 33 | 157
| 1 | 1 | 3 | 9 | 33
| 1 | 1 | 3 | 9
| 1 | 1 | 3
| 1 | 1
| 1
|
A201922 as an upper right triangle
1 | 1 | 2 | 6 | 21 | 112 | 853 | 11117 | 261080 | 11716571 | 1006700565
| | 1 | 1 | 3 | 8 | 30 | 145 | 1028 | 12320 | 274806 | 12007355
| | | 1 | 1 | 3 | 9 | 32 | 154 | 1065 | 12513 | 276114
| | | | 1 | 1 | 3 | 9 | 33 | 156 | 1074 | 12550
| | | | | 1 | 1 | 3 | 9 | 33 | 157 | 1076
| | | | | | 1 | 1 | 3 | 9 | 33 | 157
| | | | | | | 1 | 1 | 3 | 9 | 33
| | | | | | | | 1 | 1 | 3 | 9
| | | | | | | | | 1 | 1 | 3
| | | | | | | | | | 1 | 1
| | | | | | | | | | | 1
|
|