A128626 formatted as a triangular array:
| | | | | | 1 | | | | | | |
| | | | | 4 | | 1 | | | | | |
| | | | 9 | | 20 | | 1 | | | | |
| | | 16 | | 140 | | 74 | | 1 | | | |
| | 25 | | 572 | | 1136 | | 224 | | 1 | | |
| 36 | | 1785 | | 8866 | | 6685 | | 604 | | 1 | |
| 49 | | 4600 | | 47152 | | 88380 | | 31851 | | 1492 | | 1 |
A128626 formatted as a square array:
| 1 | 4 | 9 | 16 | 25 | 36 | 49 |
| 1 | 20 | 140 | 572 | 1785 | 4600 | |
| 1 | 74 | 1136 | 8866 | 47152 | | |
| 1 | 224 | 6685 | 88380 | | | |
| 1 | 604 | 31851 | | | | |
| 1 | 1492 | | | | | |
| 1 | | | | | | |
A128626 formatted as an upper right triangle:
| 1 | 4 | 9 | 16 | 25 | 36 | 49 |
| 1 | 20 | 140 | 572 | 1785 | 4600 |
| | 1 | 74 | 1136 | 8866 | 47152 |
| | | 1 | 224 | 6685 | 88380 |
| | | | 1 | 604 | 31851 |
| | | | | 1 | 1492 |
| | | | | | 1 |
|
