A046218 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 1 | | 1 |
| | | | | | | | | | 1 | | 3 | | 3 | | 1 |
| | | | | | | | | 1 | | 5 | | 3 | | 5 | | 1 |
| | | | | | | | 1 | | 7 | | 11 | | 11 | | 7 | | 1 |
| | | | | | | 1 | | 9 | | 9 | | 11 | | 9 | | 9 | | 1 |
| | | | | | 1 | | 11 | | 27 | | 20 | | 20 | | 27 | | 11 | | 1 |
| | | | | 1 | | 13 | | 19 | | 67 | | 40 | | 67 | | 19 | | 13 | | 1 |
| | | | 1 | | 15 | | 51 | | 105 | | 147 | | 147 | | 105 | | 51 | | 15 | | 1 |
| | | 1 | | 17 | | 33 | | 78 | | 126 | | 147 | | 126 | | 78 | | 33 | | 17 | | 1 |
| | 1 | | 19 | | 83 | | 111 | | 204 |
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A046218 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19
| | 1 | 3 | 3 | 11 | 9 | 27 | 19 | 51 | 33 | 83
| | 1 | 5 | 11 | 11 | 20 | 67 | 105 | 78 | 111
| | 1 | 7 | 9 | 20 | 40 | 147 | 126 | 204
| | 1 | 9 | 27 | 67 | 147 | 147
| | 1 | 11 | 19 | 105 | 126
| | 1 | 13 | 51 | 78
| | 1 | 15 | 33
| | 1 | 17
| | 1
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A046218 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19
| | | 1 | 3 | 3 | 11 | 9 | 27 | 19 | 51 | 33 | 83
| | | | 1 | 5 | 11 | 11 | 20 | 67 | 105 | 78 | 111
| | | | | 1 | 7 | 9 | 20 | 40 | 147 | 126 | 204
| | | | | | 1 | 9 | 27 | 67 | 147 | 147
| | | | | | | 1 | 11 | 19 | 105 | 126
| | | | | | | | 1 | 13 | 51 | 78
| | | | | | | | | 1 | 15 | 33
| | | | | | | | | | 1 | 17
| | | | | | | | | | | 1
| | | | | | | | | | |
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