A174187 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 1 |
| | | | | | | | 1 | | 15 | | 1 |
| | | | | | | 1 | | 165 | | 165 | | 1 |
| | | | | | 1 | | 3465 | | 38115 | | 3465 | | 1 |
| | | | | 1 | | 49665 | | 11472615 | | 11472615 | | 49665 | | 1 |
| | | | 1 | | 844305 | | 2795493855 | | 58705370955 | | 2795493855 | | 844305 | | 1 |
| | | 1 | | 13125105 | | 738772785135 | | 222370608325635 | | 222370608325635 | | 738772785135 | | 13125105 | | 1 |
| | 1 |
|
A174187 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 15 | 165 | 3465 | 49665 | 844305 | 13125105
| | 1 | 165 | 38115 | 11472615 | 2795493855 | 738772785135
| | 1 | 3465 | 11472615 | 58705370955 | 222370608325635
| | 1 | 49665 | 2795493855 | 222370608325635
| | 1 | 844305 | 738772785135
| | 1 | 13125105
| | 1
|
A174187 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 15 | 165 | 3465 | 49665 | 844305 | 13125105
| | | 1 | 165 | 38115 | 11472615 | 2795493855 | 738772785135
| | | | 1 | 3465 | 11472615 | 58705370955 | 222370608325635
| | | | | 1 | 49665 | 2795493855 | 222370608325635
| | | | | | 1 | 844305 | 738772785135
| | | | | | | 1 | 13125105
| | | | | | | | 1
| | | | | | | |
|
|
