A090011 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | 1 | | 3 | | 3 | | 1 |
| | | | | | | | 1 | | 5 | | 11 | | 5 | | 1 |
| | | | | | | 1 | | 7 | | 42 | | 42 | | 7 | | 1 |
| | | | | | 1 | | 11 | | 176 | | 627 | | 176 | | 11 | | 1 |
| | | | | 1 | | 15 | | 792 | | 14883 | | 14883 | | 792 | | 15 | | 1 |
| | | | 1 | | 22 | | 3718 | | 526823 | | 4087968 | | 526823 | | 3718 | | 22 | | 1 |
| | | 1 | | 30 | | 17977 | | 26543660 | | 3519222692 | | 3519222692 | | 26543660 | | 17977 | | 30 | | 1 |
| | 1 | | 42 | | 89134 |
|
A090011 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 5 | 7 | 11 | 15 | 22 | 30 | 42
| | 1 | 3 | 11 | 42 | 176 | 792 | 3718 | 17977 | 89134
| | 1 | 5 | 42 | 627 | 14883 | 526823 | 26543660
| | 1 | 7 | 176 | 14883 | 4087968 | 3519222692
| | 1 | 11 | 792 | 526823 | 3519222692
| | 1 | 15 | 3718 | 26543660
| | 1 | 22 | 17977
| | 1 | 30
| | 1
|
A090011 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 5 | 7 | 11 | 15 | 22 | 30 | 42
| | | 1 | 3 | 11 | 42 | 176 | 792 | 3718 | 17977 | 89134
| | | | 1 | 5 | 42 | 627 | 14883 | 526823 | 26543660
| | | | | 1 | 7 | 176 | 14883 | 4087968 | 3519222692
| | | | | | 1 | 11 | 792 | 526823 | 3519222692
| | | | | | | 1 | 15 | 3718 | 26543660
| | | | | | | | 1 | 22 | 17977
| | | | | | | | | 1 | 30
| | | | | | | | | | 1
| | | | | | | | | |
|
|
