A177970 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 26 | | 1 |
| | | | | | | | 1 | | 99 | | 99 | | 1 |
| | | | | | | 1 | | 244 | | 622 | | 244 | | 1 |
| | | | | | 1 | | 485 | | 2300 | | 2300 | | 485 | | 1 |
| | | | | 1 | | 846 | | 6423 | | 12000 | | 6423 | | 846 | | 1 |
| | | | 1 | | 1351 | | 15001 | | 45031 | | 45031 | | 15001 | | 1351 | | 1 |
| | | 1 | | 2024 | | 30924 | | 136120 | | 218774 | | 136120 | | 30924 | | 2024 | | 1 |
| | 1 | | 2889 | | 58122 | | 352698 | | 831384 |
|
A177970 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 26 | 99 | 244 | 485 | 846 | 1351 | 2024 | 2889
| | 1 | 99 | 622 | 2300 | 6423 | 15001 | 30924 | 58122
| | 1 | 244 | 2300 | 12000 | 45031 | 136120 | 352698
| | 1 | 485 | 6423 | 45031 | 218774 | 831384
| | 1 | 846 | 15001 | 136120
| | 1 | 1351 | 30924
| | 1 | 2024
| | 1
|
A177970 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 26 | 99 | 244 | 485 | 846 | 1351 | 2024 | 2889
| | | 1 | 99 | 622 | 2300 | 6423 | 15001 | 30924 | 58122
| | | | 1 | 244 | 2300 | 12000 | 45031 | 136120 | 352698
| | | | | 1 | 485 | 6423 | 45031 | 218774 | 831384
| | | | | | 1 | 846 | 15001 | 136120
| | | | | | | 1 | 1351 | 30924
| | | | | | | | 1 | 2024
| | | | | | | | | 1
| | | | | | | | |
|
|
