A223518 as a triangular array
| | | | | | | | 1 |
| | | | | | | | 16 | | 1 |
| | | | | | | 496 | | 48 | | 1 |
| | | | | | 22816 | | 2752 | | 96 | | 1 |
| | | | | 1391776 | | 193440 | | 8800 | | 160 | | 1 |
| | | | 105774976 | | 16286656 | | 879840 | | 21440 | | 240 | | 1 |
| | | 9625522816 | | 1604147328 | | 98111776 | | 2895200 | | 44240 | | 336 | | 1 |
| | 1020305418496 | | 181269286912 | | 12200219136 | | 413688576 | | 7761600 | | 81536 | | 448 | | 1 |
|
A223518 as a square array
| 1 | 16 | 496 | 22816 | 1391776 | 105774976 | 9625522816 | 1020305418496
| | 1 | 48 | 2752 | 193440 | 16286656 | 1604147328 | 181269286912
| | 1 | 96 | 8800 | 879840 | 98111776 | 12200219136
| | 1 | 160 | 21440 | 2895200 | 413688576
| | 1 | 240 | 44240 | 7761600
| | 1 | 336 | 81536
| | 1 | 448
| | 1
|
A223518 as an upper right triangle
| 1 | 16 | 496 | 22816 | 1391776 | 105774976 | 9625522816 | 1020305418496
| | 1 | 48 | 2752 | 193440 | 16286656 | 1604147328 | 181269286912
| | | 1 | 96 | 8800 | 879840 | 98111776 | 12200219136
| | | | 1 | 160 | 21440 | 2895200 | 413688576
| | | | | 1 | 240 | 44240 | 7761600
| | | | | | 1 | 336 | 81536
| | | | | | | 1 | 448
| | | | | | | | 1
|
|
