A253820 as a triangular array
| | | | | | | | 512 |
| | | | | | | | 2700 | | 2700 |
| | | | | | | 12680 | | 12992 | | 12680 |
| | | | | | 47816 | | 60392 | | 60392 | | 47816 |
| | | | | 178752 | | 181070 | | 214596 | | 181070 | | 178752 |
| | | | 618856 | | 651937 | | 554638 | | 554638 | | 651937 | | 618856 |
| | | 2201616 | | 2008068 | | 1826190 | | 1713952 | | 1826190 | | 2008068 | | 2201616 |
| | 7686444 | | 7125170 | | 5735723 |
|
A253820 as a square array
512 | 2700 | 12680 | 47816 | 178752 | 618856 | 2201616 | 7686444
| 2700 | 12992 | 60392 | 181070 | 651937 | 2008068 | 7125170
| 12680 | 60392 | 214596 | 554638 | 1826190 | 5735723
| 47816 | 181070 | 554638 | 1713952
| 178752 | 651937 | 1826190
| 618856 | 2008068
| 2201616
|
A253820 as an upper right triangle
512 | 2700 | 12680 | 47816 | 178752 | 618856 | 2201616 | 7686444
| | 2700 | 12992 | 60392 | 181070 | 651937 | 2008068 | 7125170
| | | 12680 | 60392 | 214596 | 554638 | 1826190 | 5735723
| | | | 47816 | 181070 | 554638 | 1713952
| | | | | 178752 | 651937 | 1826190
| | | | | | 618856 | 2008068
| | | | | | | 2201616
| | | | | | |
|
|