A221139 as a triangular array
| | | | | | | | | 0 |
| | | | | | | | | 1 | | 1 |
| | | | | | | | 2 | | 9 | | 2 |
| | | | | | | 4 | | 49 | | 49 | | 4 |
| | | | | | 8 | | 289 | | 656 | | 289 | | 8 |
| | | | | 16 | | 1681 | | 12544 | | 12544 | | 1681 | | 16 |
| | | | 32 | | 9801 | | 200072 | | 643204 | | 200072 | | 9801 | | 32 |
| | | 64 | | 57121 | | 3485689 | | 31203396 | | 31203396 | | 3485689 | | 57121 | | 64 |
| | 128 | | 332929 | | 58132316 | | 1539699121 | | 4235650596 | | 1539699121 |
|
A221139 as a square array
0 | 1 | 2 | 4 | 8 | 16 | 32 | 64 | 128
| 1 | 9 | 49 | 289 | 1681 | 9801 | 57121 | 332929
| 2 | 49 | 656 | 12544 | 200072 | 3485689 | 58132316
| 4 | 289 | 12544 | 643204 | 31203396 | 1539699121
| 8 | 1681 | 200072 | 31203396 | 4235650596
| 16 | 9801 | 3485689 | 1539699121
| 32 | 57121
| 64
|
A221139 as an upper right triangle
0 | 1 | 2 | 4 | 8 | 16 | 32 | 64 | 128
| | 1 | 9 | 49 | 289 | 1681 | 9801 | 57121 | 332929
| | | 2 | 49 | 656 | 12544 | 200072 | 3485689 | 58132316
| | | | 4 | 289 | 12544 | 643204 | 31203396 | 1539699121
| | | | | 8 | 1681 | 200072 | 31203396 | 4235650596
| | | | | | 16 | 9801 | 3485689 | 1539699121
| | | | | | | 32 | 57121
| | | | | | | | 64
| | | | | | | |
|
|