A250320 as a triangular array
| | | | | | | | | | 2 |
| | | | | | | | | | 5 | | 8 |
| | | | | | | | | 8 | | 25 | | 8 |
| | | | | | | | 13 | | 60 | | 41 | | 24 |
| | | | | | | 18 | | 117 | | 104 | | 161 | | 42 |
| | | | | | 25 | | 200 | | 233 | | 652 | | 487 | | 104 |
| | | | | 32 | | 321 | | 436 | | 1773 | | 2432 | | 1689 | | 212 |
| | | | 41 | | 480 | | 745 | | 3916 | | 8767 | | 12820 | | 5849 | | 464 |
| | | 50 | | 681 | | 1152 | | 7969 | | 24126 | | 57833 | | 61092 | | 19981 | | 950 |
| | 61 | | 940 | | 1733 | | 14452 | | 57305 | | 197848 |
|
A250320 as a square array
2 | 5 | 8 | 13 | 18 | 25 | 32 | 41 | 50 | 61
| 8 | 25 | 60 | 117 | 200 | 321 | 480 | 681 | 940
| 8 | 41 | 104 | 233 | 436 | 745 | 1152 | 1733
| 24 | 161 | 652 | 1773 | 3916 | 7969 | 14452
| 42 | 487 | 2432 | 8767 | 24126 | 57305
| 104 | 1689 | 12820 | 57833 | 197848
| 212 | 5849 | 61092
| 464 | 19981
| 950
|
A250320 as an upper right triangle
2 | 5 | 8 | 13 | 18 | 25 | 32 | 41 | 50 | 61
| | 8 | 25 | 60 | 117 | 200 | 321 | 480 | 681 | 940
| | | 8 | 41 | 104 | 233 | 436 | 745 | 1152 | 1733
| | | | 24 | 161 | 652 | 1773 | 3916 | 7969 | 14452
| | | | | 42 | 487 | 2432 | 8767 | 24126 | 57305
| | | | | | 104 | 1689 | 12820 | 57833 | 197848
| | | | | | | 212 | 5849 | 61092
| | | | | | | | 464 | 19981
| | | | | | | | | 950
| | | | | | | | |
|
|