A272172 as a triangular array
| | | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | | 3 | | 1 |
| | | | | | | | | | | | | 4 | | 3 | | 1 |
| | | | | | | | | | | | 7 | | 4 | | 3 | | 1 |
| | | | | | | | | | | 6 | | 7 | | 4 | | 3 | | 1 |
| | | | | | | | | | 12 | | 6 | | 7 | | 4 | | 3 | | 1 |
| | | | | | | | | 8 | | 12 | | 6 | | 7 | | 4 | | 3 | | 1 |
| | | | | | | | 15 | | 8 | | 12 | | 6 | | 7 | | 4 | | 3 | | 1 |
| | | | | | | 13 | | 15 | | 8 | | 12 | | 6 | | 7 | | 4 | | 3 | | 1 |
| | | | | | 18 | | 13 | | 15 | | 8 | | 12 | | 6 | | 7 | | 4 | | 3 | | 1 |
| | | | | 12 | | 18 | | 13 | | 15 | | 8 | | 12 | | 6 | | 7 | | 4 | | 3 | | 1 |
| | | | 28 | | 12 | | 18 | | 13 | | 15 | | 8 | | 12 | | 6 | | 7 | | 4 | | 3 | | 1 |
| | | 14 | | 28 | | 12 | | 18 | | 13 | | 15 | | 8 | | 12 | | 6 | | 7 | | 4 | | 3 | | 1 |
| | 24 | | 14 | | 28 |
|
A272172 as a square array
| 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13 | 18 | 12 | 28 | 14 | 24
| | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13 | 18 | 12 | 28 | 14
| | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13 | 18 | 12 | 28
| | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13 | 18
| | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13
| | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15
| | 1 | 3 | 4 | 7 | 6 | 12 | 8
| | 1 | 3 | 4 | 7 | 6 | 12
| | 1 | 3 | 4 | 7 | 6
| | 1 | 3 | 4 | 7
| | 1 | 3 | 4
| | 1 | 3
| | 1
|
A272172 as an upper right triangle
| 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13 | 18 | 12 | 28 | 14 | 24
| | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13 | 18 | 12 | 28 | 14
| | | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13 | 18 | 12 | 28
| | | | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13 | 18
| | | | | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15 | 13
| | | | | | 1 | 3 | 4 | 7 | 6 | 12 | 8 | 15
| | | | | | | 1 | 3 | 4 | 7 | 6 | 12 | 8
| | | | | | | | 1 | 3 | 4 | 7 | 6 | 12
| | | | | | | | | 1 | 3 | 4 | 7 | 6
| | | | | | | | | | 1 | 3 | 4 | 7
| | | | | | | | | | | 1 | 3 | 4
| | | | | | | | | | | | 1 | 3
| | | | | | | | | | | | | 1
| | | | | | | | | | | | |
|
|
