A105540 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | | 1 | | 1 | | 3 | | 1 |
| | | | | | | | | | 2 | | 4 | | 1 | | 4 | | 1 |
| | | | | | | | | 1 | | 4 | | 9 | | 1 | | 5 | | 1 |
| | | | | | | | 1 | | 1 | | 6 | | 16 | | 1 | | 6 | | 1 |
| | | | | | | 1 | | 6 | | 1 | | 8 | | 25 | | 1 | | 7 | | 1 |
| | | | | | 3 | | 8 | | 21 | | 1 | | 10 | | 36 | | 1 | | 8 | | 1 |
| | | | | 1 | | 6 | | 21 | | 52 | | 1 | | 12 | | 49 | | 1 | | 9 | | 1 |
| | | | 2 | | 1 | | 9 | | 40 | | 105 | | 1 | | 14 | | 64 | | 1 | | 10 | | 1 |
| | | 4 | | 13 | | 1 | | 12 | | 65 | | 186 | | 1 | | 16 | | 81 | | 1 | | 11 | | 1 |
| | 1 | | 14 | | 51 | | 1 | | 15 | | 96 | | 301 | | 1 | | 18 | | 100 | | 1 |
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A105540 as a square array
1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 2 | 4 | 1
| 1 | 2 | 1 | 4 | 4 | 1 | 6 | 8 | 6 | 1 | 13 | 14
| 1 | 3 | 1 | 9 | 6 | 1 | 21 | 21 | 9 | 1 | 51
| 1 | 4 | 1 | 16 | 8 | 1 | 52 | 40 | 12 | 1
| 1 | 5 | 1 | 25 | 10 | 1 | 105 | 65 | 15
| 1 | 6 | 1 | 36 | 12 | 1 | 186 | 96
| 1 | 7 | 1 | 49 | 14 | 1 | 301
| 1 | 8 | 1 | 64 | 16 | 1
| 1 | 9 | 1 | 81 | 18
| 1 | 10 | 1 | 100
| 1 | 11 | 1
| 1
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A105540 as an upper right triangle
1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 3 | 1 | 2 | 4 | 1
| | 1 | 2 | 1 | 4 | 4 | 1 | 6 | 8 | 6 | 1 | 13 | 14
| | | 1 | 3 | 1 | 9 | 6 | 1 | 21 | 21 | 9 | 1 | 51
| | | | 1 | 4 | 1 | 16 | 8 | 1 | 52 | 40 | 12 | 1
| | | | | 1 | 5 | 1 | 25 | 10 | 1 | 105 | 65 | 15
| | | | | | 1 | 6 | 1 | 36 | 12 | 1 | 186 | 96
| | | | | | | 1 | 7 | 1 | 49 | 14 | 1 | 301
| | | | | | | | 1 | 8 | 1 | 64 | 16 | 1
| | | | | | | | | 1 | 9 | 1 | 81 | 18
| | | | | | | | | | 1 | 10 | 1 | 100
| | | | | | | | | | | 1 | 11 | 1
| | | | | | | | | | | | 1
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