A252938 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 2 | | 2 |
| | | | | | | | | | 4 | | 5 | | 4 |
| | | | | | | | | 8 | | 13 | | 13 | | 8 |
| | | | | | | | 15 | | 34 | | 44 | | 34 | | 15 |
| | | | | | | 26 | | 83 | | 153 | | 153 | | 83 | | 26 |
| | | | | | 42 | | 176 | | 494 | | 711 | | 494 | | 176 | | 42 |
| | | | | 64 | | 329 | | 1343 | | 3067 | | 3067 | | 1343 | | 329 | | 64 |
| | | | 93 | | 558 | | 3016 | | 10920 | | 17962 | | 10920 | | 3016 | | 558 | | 93 |
| | | 130 | | 879 | | 5833 | | 30818 | | 86488 | | 86488 | | 30818 | | 5833 | | 879 | | 130 |
| | 176 |
|
A252938 as a square array
1 | 2 | 4 | 8 | 15 | 26 | 42 | 64 | 93 | 130 | 176
| 2 | 5 | 13 | 34 | 83 | 176 | 329 | 558 | 879
| 4 | 13 | 44 | 153 | 494 | 1343 | 3016 | 5833
| 8 | 34 | 153 | 711 | 3067 | 10920 | 30818
| 15 | 83 | 494 | 3067 | 17962 | 86488
| 26 | 176 | 1343 | 10920 | 86488
| 42 | 329 | 3016 | 30818
| 64 | 558 | 5833
| 93 | 879
| 130
|
A252938 as an upper right triangle
1 | 2 | 4 | 8 | 15 | 26 | 42 | 64 | 93 | 130 | 176
| | 2 | 5 | 13 | 34 | 83 | 176 | 329 | 558 | 879
| | | 4 | 13 | 44 | 153 | 494 | 1343 | 3016 | 5833
| | | | 8 | 34 | 153 | 711 | 3067 | 10920 | 30818
| | | | | 15 | 83 | 494 | 3067 | 17962 | 86488
| | | | | | 26 | 176 | 1343 | 10920 | 86488
| | | | | | | 42 | 329 | 3016 | 30818
| | | | | | | | 64 | 558 | 5833
| | | | | | | | | 93 | 879
| | | | | | | | | | 130
| | | | | | | | | |
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