A154341 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | -1 |
| | | | | | | | 1 | | -3 | | 1 |
| | | | | | | 1 | | -7 | | 6 | | 0 |
| | | | | | 1 | | -15 | | 25 | | 0 | | -6 |
| | | | | 1 | | -31 | | 90 | | 0 | | -90 | | 30 |
| | | | 1 | | -63 | | 301 | | 0 | | -840 | | 630 | | -90 |
| | | 1 | | -127 | | 966 | | 0 | | -6300 | | 7980 | | -2520 | | 0 |
| | 1 | | -255 | | 3025 | | 0 | | -41706 | | 79380 | | -41580 | | 0 | | 2520 |
|
A154341 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | -1 | -3 | -7 | -15 | -31 | -63 | -127 | -255
| | 1 | 6 | 25 | 90 | 301 | 966 | 3025
| | 0 | 0 | 0 | 0 | 0 | 0
| | -6 | -90 | -840 | -6300 | -41706
| | 30 | 630 | 7980 | 79380
| | -90 | -2520 | -41580
| | 0 | 0
| | 2520
|
A154341 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | -1 | -3 | -7 | -15 | -31 | -63 | -127 | -255
| | | 1 | 6 | 25 | 90 | 301 | 966 | 3025
| | | | 0 | 0 | 0 | 0 | 0 | 0
| | | | | -6 | -90 | -840 | -6300 | -41706
| | | | | | 30 | 630 | 7980 | 79380
| | | | | | | -90 | -2520 | -41580
| | | | | | | | 0 | 0
| | | | | | | | | 2520
|
|
