A173556 as a triangular array
| | | | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | | | 2 | | 4 |
| | | | | | | | | | | | | | 4 | | 0 | | 0 |
| | | | | | | | | | | | | 6 | | 4 | | 0 | | 4 |
| | | | | | | | | | | | 2 | | 4 | | 0 | | 4 | | 4 |
| | | | | | | | | | | 4 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | | | | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | | | | | | 2 | | 4 | | 0 | | 4 | | 4 | | 0 | | 0 | | 4 |
| | | | | | | | 6 | | 4 | | 0 | | 4 | | 4 | | 0 | | 0 | | 4 | | 4 |
| | | | | | | 4 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | | | 6 | | 4 | | 0 | | 4 | | 4 | | 0 | | 0 | | 4 | | 4 | | 0 | | 4 |
| | | | | 4 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | 2 | | 4 | | 0 | | 4 | | 4 | | 0 | | 0 | | 4 | | 4 | | 0 | | 4 | | 0 | | 0 | | 4 |
| | 6 |
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A173556 as a square array
1 | 2 | 4 | 6 | 2 | 4 | 0 | 2 | 6 | 4 | 6 | 4 | 0 | 2 | 6
| 4 | 0 | 4 | 4 | 0 | 0 | 4 | 4 | 0 | 4 | 0 | 0 | 4
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 4 | 4 | 0 | 0 | 4 | 4 | 0 | 4 | 0 | 0 | 4
| 4 | 0 | 0 | 4 | 4 | 0 | 4 | 0 | 0 | 4
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 4 | 4 | 0 | 4 | 0 | 0 | 4
| 4 | 0 | 4 | 0 | 0 | 4
| 0 | 0 | 0 | 0 | 0
| 4 | 0 | 0 | 4
| 0 | 0 | 0
| 0 | 0
| 4
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A173556 as an upper right triangle
1 | 2 | 4 | 6 | 2 | 4 | 0 | 2 | 6 | 4 | 6 | 4 | 0 | 2 | 6
| | 4 | 0 | 4 | 4 | 0 | 0 | 4 | 4 | 0 | 4 | 0 | 0 | 4
| | | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | 4 | 4 | 0 | 0 | 4 | 4 | 0 | 4 | 0 | 0 | 4
| | | | | 4 | 0 | 0 | 4 | 4 | 0 | 4 | 0 | 0 | 4
| | | | | | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | | | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | | | | 4 | 4 | 0 | 4 | 0 | 0 | 4
| | | | | | | | | 4 | 0 | 4 | 0 | 0 | 4
| | | | | | | | | | 0 | 0 | 0 | 0 | 0
| | | | | | | | | | | 4 | 0 | 0 | 4
| | | | | | | | | | | | 0 | 0 | 0
| | | | | | | | | | | | | 0 | 0
| | | | | | | | | | | | | | 4
| | | | | | | | | | | | | |
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