A209215 as a triangular array
| | | | | | | | 0 |
| | | | | | | | 1 | | 1 |
| | | | | | | 1 | | 2 | | 1 |
| | | | | | 3 | | 16 | | 16 | | 3 |
| | | | | 3 | | 152 | | 488 | | 152 | | 3 |
| | | | 16 | | 1721 | | 26029 | | 26029 | | 1721 | | 16 |
| | | 24 | | 24255 | | 1958627 | | 8460962 | | 1958627 | | 24255 | | 24 |
| | 114 | | 399281 | | 201001373 |
|
A209215 as a square array
0 | 1 | 1 | 3 | 3 | 16 | 24 | 114
| 1 | 2 | 16 | 152 | 1721 | 24255 | 399281
| 1 | 16 | 488 | 26029 | 1958627 | 201001373
| 3 | 152 | 26029 | 8460962
| 3 | 1721 | 1958627
| 16 | 24255
| 24
|
A209215 as an upper right triangle
0 | 1 | 1 | 3 | 3 | 16 | 24 | 114
| | 1 | 2 | 16 | 152 | 1721 | 24255 | 399281
| | | 1 | 16 | 488 | 26029 | 1958627 | 201001373
| | | | 3 | 152 | 26029 | 8460962
| | | | | 3 | 1721 | 1958627
| | | | | | 16 | 24255
| | | | | | | 24
| | | | | | |
|
|