A216956 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | | 2 | | 1 | | 1 |
| | | | | | | | | | | 3 | | 3 | | 1 | | 1 |
| | | | | | | | | | 6 | | 6 | | 2 | | 1 | | 1 |
| | | | | | | | | 10 | | 13 | | 5 | | 2 | | 1 | | 1 |
| | | | | | | | 20 | | 26 | | 10 | | 4 | | 2 | | 1 | | 1 |
| | | | | | | 37 | | 55 | | 19 | | 9 | | 4 | | 2 | | 1 | | 1 |
| | | | | | 74 | | 107 | | 41 | | 18 | | 8 | | 4 | | 2 | | 1 | | 1 |
| | | | | 143 | | 219 | | 82 | | 35 | | 17 | | 8 | | 4 | | 2 | | 1 | | 1 |
| | | | 286 | | 438 | | 164 | | 70 | | 34 | | 16 | | 8 | | 4 | | 2 | | 1 | | 1 |
| | | 562 | | 881 | | 330 | | 143 | | 67 | | 33 | | 16 | | 8 | | 4 | | 2 | | 1 | | 1 |
| | 1124 | | 1762 | | 660 | | 286 | | 134 | | 66 | | 32 | | 16 | | 8 | | 4 | | 2 | | 1 | | 1 |
|
A216956 as a square array
1 | 1 | 2 | 3 | 6 | 10 | 20 | 37 | 74 | 143 | 286 | 562 | 1124
| 1 | 1 | 3 | 6 | 13 | 26 | 55 | 107 | 219 | 438 | 881 | 1762
| 1 | 1 | 2 | 5 | 10 | 19 | 41 | 82 | 164 | 330 | 660
| 1 | 1 | 2 | 4 | 9 | 18 | 35 | 70 | 143 | 286
| 1 | 1 | 2 | 4 | 8 | 17 | 34 | 67 | 134
| 1 | 1 | 2 | 4 | 8 | 16 | 33 | 66
| 1 | 1 | 2 | 4 | 8 | 16 | 32
| 1 | 1 | 2 | 4 | 8 | 16
| 1 | 1 | 2 | 4 | 8
| 1 | 1 | 2 | 4
| 1 | 1 | 2
| 1 | 1
| 1
|
A216956 as an upper right triangle
1 | 1 | 2 | 3 | 6 | 10 | 20 | 37 | 74 | 143 | 286 | 562 | 1124
| | 1 | 1 | 3 | 6 | 13 | 26 | 55 | 107 | 219 | 438 | 881 | 1762
| | | 1 | 1 | 2 | 5 | 10 | 19 | 41 | 82 | 164 | 330 | 660
| | | | 1 | 1 | 2 | 4 | 9 | 18 | 35 | 70 | 143 | 286
| | | | | 1 | 1 | 2 | 4 | 8 | 17 | 34 | 67 | 134
| | | | | | 1 | 1 | 2 | 4 | 8 | 16 | 33 | 66
| | | | | | | 1 | 1 | 2 | 4 | 8 | 16 | 32
| | | | | | | | 1 | 1 | 2 | 4 | 8 | 16
| | | | | | | | | 1 | 1 | 2 | 4 | 8
| | | | | | | | | | 1 | 1 | 2 | 4
| | | | | | | | | | | 1 | 1 | 2
| | | | | | | | | | | | 1 | 1
| | | | | | | | | | | | | 1
|
|