A195581 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | 0 | | 0 | | 2 |
| | | | | | | | | 0 | | 0 | | 2 | | 4 |
| | | | | | | | 0 | | 0 | | 0 | | 16 | | 8 |
| | | | | | | 0 | | 0 | | 0 | | 40 | | 64 | | 16 |
| | | | | | 0 | | 0 | | 0 | | 80 | | 400 | | 208 | | 32 |
| | | | | 0 | | 0 | | 0 | | 80 | | 2240 | | 2048 | | 608 | | 64 |
| | | | 0 | | 0 | | 0 | | 0 | | 11360 | | 18816 | | 8352 | | 1664 | | 128 |
| | | 0 | | 0 | | 0 | | 0 | | 55040 | | 168768 | | 104448 | | 30016 | | 4352 | | 256 |
| | 0 | | 0 | | 0 | | 0 | | 253440 | | 1508032 | | 1277568 | | 479040 | | 99200 | | 11008 | | 512 |
|
A195581 as a square array
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 4 | 16 | 40 | 80 | 80 | 0 | 0 | 0
| 8 | 64 | 400 | 2240 | 11360 | 55040 | 253440
| 16 | 208 | 2048 | 18816 | 168768 | 1508032
| 32 | 608 | 8352 | 104448 | 1277568
| 64 | 1664 | 30016 | 479040
| 128 | 4352 | 99200
| 256 | 11008
| 512
|
A195581 as an upper right triangle
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | 4 | 16 | 40 | 80 | 80 | 0 | 0 | 0
| | | | | 8 | 64 | 400 | 2240 | 11360 | 55040 | 253440
| | | | | | 16 | 208 | 2048 | 18816 | 168768 | 1508032
| | | | | | | 32 | 608 | 8352 | 104448 | 1277568
| | | | | | | | 64 | 1664 | 30016 | 479040
| | | | | | | | | 128 | 4352 | 99200
| | | | | | | | | | 256 | 11008
| | | | | | | | | | | 512
|
|