A174639 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 4 | | 1 |
| | | | | | | | 1 | | 16 | | 16 | | 1 |
| | | | | | | 1 | | 69 | | 99 | | 69 | | 1 |
| | | | | | 1 | | 318 | | 548 | | 548 | | 318 | | 1 |
| | | | | 1 | | 1560 | | 3024 | | 3624 | | 3024 | | 1560 | | 1 |
| | | | 1 | | 8139 | | 17176 | | 23161 | | 23161 | | 17176 | | 8139 | | 1 |
| | | 1 | | 45094 | | 101634 | | 149374 | | 168134 | | 149374 | | 101634 | | 45094 | | 1 |
| | 1 | | 264672 | | 629226 | | 989046 | | 1214082 |
|
A174639 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 16 | 69 | 318 | 1560 | 8139 | 45094 | 264672
| | 1 | 16 | 99 | 548 | 3024 | 17176 | 101634 | 629226
| | 1 | 69 | 548 | 3624 | 23161 | 149374 | 989046
| | 1 | 318 | 3024 | 23161 | 168134 | 1214082
| | 1 | 1560 | 17176 | 149374
| | 1 | 8139 | 101634
| | 1 | 45094
| | 1
|
A174639 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 16 | 69 | 318 | 1560 | 8139 | 45094 | 264672
| | | 1 | 16 | 99 | 548 | 3024 | 17176 | 101634 | 629226
| | | | 1 | 69 | 548 | 3624 | 23161 | 149374 | 989046
| | | | | 1 | 318 | 3024 | 23161 | 168134 | 1214082
| | | | | | 1 | 1560 | 17176 | 149374
| | | | | | | 1 | 8139 | 101634
| | | | | | | | 1 | 45094
| | | | | | | | | 1
| | | | | | | | |
|
|
