A128747 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 2 |
| | | | | | | | | | 1 | | 7 | | 2 |
| | | | | | | | | 1 | | 18 | | 15 | | 2 |
| | | | | | | | 1 | | 41 | | 68 | | 25 | | 2 |
| | | | | | | 1 | | 88 | | 244 | | 171 | | 37 | | 2 |
| | | | | | 1 | | 183 | | 765 | | 866 | | 351 | | 51 | | 2 |
| | | | | 1 | | 374 | | 2199 | | 3651 | | 2355 | | 636 | | 67 | | 2 |
| | | | 1 | | 757 | | 5954 | | 13601 | | 12708 | | 5421 | | 1058 | | 85 | | 2 |
| | | 1 | | 1524 | | 15438 | | 46355 | | 58977 | | 36198 | | 11116 | | 1653 | | 105 | | 2 |
| | 1 | | 3059 | | 38747 | | 147768 |
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A128747 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 2 | 7 | 18 | 41 | 88 | 183 | 374 | 757 | 1524 | 3059
| 2 | 15 | 68 | 244 | 765 | 2199 | 5954 | 15438 | 38747
| 2 | 25 | 171 | 866 | 3651 | 13601 | 46355 | 147768
| 2 | 37 | 351 | 2355 | 12708 | 58977
| 2 | 51 | 636 | 5421 | 36198
| 2 | 67 | 1058 | 11116
| 2 | 85 | 1653
| 2 | 105
| 2
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A128747 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 7 | 18 | 41 | 88 | 183 | 374 | 757 | 1524 | 3059
| | | 2 | 15 | 68 | 244 | 765 | 2199 | 5954 | 15438 | 38747
| | | | 2 | 25 | 171 | 866 | 3651 | 13601 | 46355 | 147768
| | | | | 2 | 37 | 351 | 2355 | 12708 | 58977
| | | | | | 2 | 51 | 636 | 5421 | 36198
| | | | | | | 2 | 67 | 1058 | 11116
| | | | | | | | 2 | 85 | 1653
| | | | | | | | | 2 | 105
| | | | | | | | | | 2
| | | | | | | | | |
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