A171307 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 2 | | 0 |
| | | | | | | | | | | 3 | | 3 | | 0 |
| | | | | | | | | | 4 | | 8 | | 4 | | 0 |
| | | | | | | | | 5 | | 15 | | 19 | | 3 | | 0 |
| | | | | | | | 6 | | 24 | | 53 | | 29 | | 3 | | 0 |
| | | | | | | 7 | | 35 | | 110 | | 138 | | 57 | | 3 | | 0 |
| | | | | | 8 | | 48 | | 198 | | 412 | | 483 | | 122 | | 3 | | 0 |
| | | | | 9 | | 63 | | 319 | | 963 | | 1918 | | 1678 | | 272 | | 3 | | 0 |
| | | | 10 | | 80 | | 485 | | 1897 | | 5607 | | 8708 | | 5634 | | 565 | | 3 | | 0 |
| | | 11 | | 99 | | 698 | | 3414 | | 12970 | | 31888 | | 39178 | | 18915 | | 1199 | | 3 | | 0 |
| | 12 |
|
A171307 as a square array
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
| 0 | 3 | 8 | 15 | 24 | 35 | 48 | 63 | 80 | 99
| 0 | 4 | 19 | 53 | 110 | 198 | 319 | 485 | 698
| 0 | 3 | 29 | 138 | 412 | 963 | 1897 | 3414
| 0 | 3 | 57 | 483 | 1918 | 5607 | 12970
| 0 | 3 | 122 | 1678 | 8708 | 31888
| 0 | 3 | 272 | 5634 | 39178
| 0 | 3 | 565 | 18915
| 0 | 3 | 1199
| 0 | 3
| 0
|
A171307 as an upper right triangle
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
| | 0 | 3 | 8 | 15 | 24 | 35 | 48 | 63 | 80 | 99
| | | 0 | 4 | 19 | 53 | 110 | 198 | 319 | 485 | 698
| | | | 0 | 3 | 29 | 138 | 412 | 963 | 1897 | 3414
| | | | | 0 | 3 | 57 | 483 | 1918 | 5607 | 12970
| | | | | | 0 | 3 | 122 | 1678 | 8708 | 31888
| | | | | | | 0 | 3 | 272 | 5634 | 39178
| | | | | | | | 0 | 3 | 565 | 18915
| | | | | | | | | 0 | 3 | 1199
| | | | | | | | | | 0 | 3
| | | | | | | | | | | 0
| | | | | | | | | | |
|
|