A038231 formatted as a triangular array:
| | | | | | | | 1 | | | | | | | | |
| | | | | | | 4 | | 1 | | | | | | | |
| | | | | | 16 | | 8 | | 1 | | | | | | |
| | | | | 64 | | 48 | | 12 | | 1 | | | | | |
| | | | 256 | | 256 | | 96 | | 16 | | 1 | | | | |
| | | 1024 | | 1280 | | 640 | | 160 | | 20 | | 1 | | | |
| | 4096 | | 6144 | | 3840 | | 1280 | | 240 | | 24 | | 1 | | |
| 16384 | | 28672 | | 21504 | | 8960 | | 2240 | | 336 | | 28 | | 1 | |
| 65536 | | 131072 | | 114688 | | 57344 | | 17920 | | 3584 | | 448 | | 32 | | 1 |
A038231 formatted as a square array:
| 1 | 4 | 16 | 64 | 256 | 1024 | 4096 | 16384 | 65536 |
| 1 | 8 | 48 | 256 | 1280 | 6144 | 28672 | 131072 | |
| 1 | 12 | 96 | 640 | 3840 | 21504 | 114688 | | |
| 1 | 16 | 160 | 1280 | 8960 | 57344 | | | |
| 1 | 20 | 240 | 2240 | 17920 | | | | |
| 1 | 24 | 336 | 3584 | | | | | |
| 1 | 28 | 448 | | | | | | |
| 1 | 32 | | | | | | | |
| 1 | | | | | | | | |
A038231 formatted as an upper right triangle:
| 1 | 4 | 16 | 64 | 256 | 1024 | 4096 | 16384 | 65536 |
| 1 | 8 | 48 | 256 | 1280 | 6144 | 28672 | 131072 |
| | 1 | 12 | 96 | 640 | 3840 | 21504 | 114688 |
| | | 1 | 16 | 160 | 1280 | 8960 | 57344 |
| | | | 1 | 20 | 240 | 2240 | 17920 |
| | | | | 1 | 24 | 336 | 3584 |
| | | | | | 1 | 28 | 448 |
| | | | | | | 1 | 32 |
| | | | | | | | 1 |
|
