A134991 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 3 |
| | | | | | | | 1 | | 10 | | 15 |
| | | | | | | 1 | | 25 | | 105 | | 105 |
| | | | | | 1 | | 56 | | 490 | | 1260 | | 945 |
| | | | | 1 | | 119 | | 1918 | | 9450 | | 17325 | | 10395 |
| | | | 1 | | 246 | | 6825 | | 56980 | | 190575 | | 270270 | | 135135 |
| | | 1 | | 501 | | 22935 | | 302995 | | 1636635 | | 4099095 | | 4729725 | | 2027025 |
| | 1 | | 1012 | | 74316 | | 1487200 | | 12122110 | | 47507460 |
|
A134991 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 3 | 10 | 25 | 56 | 119 | 246 | 501 | 1012
| | 15 | 105 | 490 | 1918 | 6825 | 22935 | 74316
| | 105 | 1260 | 9450 | 56980 | 302995 | 1487200
| | 945 | 17325 | 190575 | 1636635 | 12122110
| | 10395 | 270270 | 4099095 | 47507460
| | 135135 | 4729725
| | 2027025
|
A134991 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 3 | 10 | 25 | 56 | 119 | 246 | 501 | 1012
| | | 15 | 105 | 490 | 1918 | 6825 | 22935 | 74316
| | | | 105 | 1260 | 9450 | 56980 | 302995 | 1487200
| | | | | 945 | 17325 | 190575 | 1636635 | 12122110
| | | | | | 10395 | 270270 | 4099095 | 47507460
| | | | | | | 135135 | 4729725
| | | | | | | | 2027025
| | | | | | | |
|
|
