A306210 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | 1 | | 2 | | 3 | | 1 |
| | | | | | | | | 1 | | 3 | | 4 | | 4 | | 1 |
| | | | | | | | 1 | | 3 | | 8 | | 7 | | 5 | | 1 |
| | | | | | | 1 | | 4 | | 10 | | 17 | | 11 | | 6 | | 1 |
| | | | | | 1 | | 4 | | 16 | | 26 | | 31 | | 16 | | 7 | | 1 |
| | | | | 1 | | 5 | | 19 | | 47 | | 56 | | 51 | | 22 | | 8 | | 1 |
| | | | 1 | | 5 | | 27 | | 65 | | 112 | | 106 | | 78 | | 29 | | 9 | | 1 |
| | | 1 | | 6 | | 31 | | 101 | | 176 | | 232 | | 183 | | 113 | | 37 | | 10 | | 1 |
| | 1 | | 6 | | 41 | | 131 | | 296 | | 407 | | 435 | | 295 | | 157 | | 46 | | 11 | | 1 |
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A306210 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6
| 1 | 3 | 4 | 8 | 10 | 16 | 19 | 27 | 31 | 41
| 1 | 4 | 7 | 17 | 26 | 47 | 65 | 101 | 131
| 1 | 5 | 11 | 31 | 56 | 112 | 176 | 296
| 1 | 6 | 16 | 51 | 106 | 232 | 407
| 1 | 7 | 22 | 78 | 183 | 435
| 1 | 8 | 29 | 113 | 295
| 1 | 9 | 37 | 157
| 1 | 10 | 46
| 1 | 11
| 1
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A306210 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6
| | | 1 | 3 | 4 | 8 | 10 | 16 | 19 | 27 | 31 | 41
| | | | 1 | 4 | 7 | 17 | 26 | 47 | 65 | 101 | 131
| | | | | 1 | 5 | 11 | 31 | 56 | 112 | 176 | 296
| | | | | | 1 | 6 | 16 | 51 | 106 | 232 | 407
| | | | | | | 1 | 7 | 22 | 78 | 183 | 435
| | | | | | | | 1 | 8 | 29 | 113 | 295
| | | | | | | | | 1 | 9 | 37 | 157
| | | | | | | | | | 1 | 10 | 46
| | | | | | | | | | | 1 | 11
| | | | | | | | | | | | 1
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