A027186 as a triangular array
| | | | | | | | | | | | | 0 |
| | | | | | | | | | | | | 1 | | 0 |
| | | | | | | | | | | | 1 | | 0 | | 0 |
| | | | | | | | | | | 2 | | 1 | | 0 | | 0 |
| | | | | | | | | | 2 | | 1 | | 0 | | 0 | | 0 |
| | | | | | | | | 4 | | 1 | | 1 | | 0 | | 0 | | 0 |
| | | | | | | | 5 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 |
| | | | | | | 8 | | 2 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 |
| | | | | | 10 | | 2 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | | 16 | | 3 | | 1 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | 20 | | 4 | | 1 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | 29 | | 6 | | 2 | | 1 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | 37 | | 7 | | 2 | | 1 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 |
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A027186 as a square array
0 | 1 | 1 | 2 | 2 | 4 | 5 | 8 | 10 | 16 | 20 | 29 | 37
| 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 4 | 6 | 7
| 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2
| 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1
| 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1
| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1
| 0 | 0 | 0 | 0 | 0 | 0 | 0
| 0 | 0 | 0 | 0 | 0 | 0
| 0 | 0 | 0 | 0 | 0
| 0 | 0 | 0 | 0
| 0 | 0
| 0
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A027186 as an upper right triangle
0 | 1 | 1 | 2 | 2 | 4 | 5 | 8 | 10 | 16 | 20 | 29 | 37
| | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 4 | 6 | 7
| | | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2
| | | | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1
| | | | | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1
| | | | | | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1
| | | | | | | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | | | | 0 | 0 | 0 | 0 | 0 | 0
| | | | | | | | | 0 | 0 | 0 | 0 | 0
| | | | | | | | | | 0 | 0 | 0 | 0
| | | | | | | | | | | 0 | 0
| | | | | | | | | | | | 0
| | | | | | | | | | | |
|
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