A144221 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | -1 | | -1 |
| | | | | | | | | 1 | | 1 | | -1 |
| | | | | | | | -1 | | 5 | | -1 | | 1 |
| | | | | | | 5 | | -11 | | 1 | | 1 | | 1 |
| | | | | | 9 | | -11 | | -11 | | 9 | | -1 | | -1 |
| | | | | -9 | | -9 | | 51 | | -29 | | 1 | | 1 | | -1 |
| | | | -1 | | -57 | | 111 | | -29 | | -29 | | 13 | | -1 | | 1 |
| | | -15 | | 113 | | -111 | | -111 | | 169 | | -55 | | 1 | | 1 | | 1 |
| | -31 | | 113 | | 113 | | -559 | | 449 | | -55 | | -55 | | 17 | | -1 |
|
A144221 as a square array
| 1 | -1 | 1 | -1 | 5 | 9 | -9 | -1 | -15 | -31
| | -1 | 1 | 5 | -11 | -11 | -9 | -57 | 113 | 113
| | -1 | -1 | 1 | -11 | 51 | 111 | -111 | 113
| | 1 | 1 | 9 | -29 | -29 | -111 | -559
| | 1 | -1 | 1 | -29 | 169 | 449
| | -1 | 1 | 13 | -55 | -55
| | -1 | -1 | 1 | -55
| | 1 | 1 | 17
| | 1 | -1
|
A144221 as an upper right triangle
| 1 | -1 | 1 | -1 | 5 | 9 | -9 | -1 | -15 | -31
| | -1 | 1 | 5 | -11 | -11 | -9 | -57 | 113 | 113
| | | -1 | -1 | 1 | -11 | 51 | 111 | -111 | 113
| | | | 1 | 1 | 9 | -29 | -29 | -111 | -559
| | | | | 1 | -1 | 1 | -29 | 169 | 449
| | | | | | -1 | 1 | 13 | -55 | -55
| | | | | | | -1 | -1 | 1 | -55
| | | | | | | | 1 | 1 | 17
| | | | | | | | | 1 | -1
| | | | | | | | |
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