A080417 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | -1 |
| | | | | | | | | 1 | | -3 | | 1 |
| | | | | | | | 1 | | -7 | | 6 | | -1 |
| | | | | | | 1 | | -15 | | 25 | | -10 | | 1 |
| | | | | | 1 | | -31 | | 90 | | -65 | | 15 | | -1 |
| | | | | 1 | | -63 | | 301 | | -350 | | 140 | | -21 | | 1 |
| | | | 1 | | -127 | | 966 | | -1701 | | 1050 | | -266 | | 28 | | -1 |
| | | 1 | | -255 | | 3025 | | -7770 | | 6951 | | -2646 | | 462 | | -36 | | 1 |
| | 1 | | -511 | | 9330 | | -34105 | | 42525 | | -22827 | | 5880 | | -750 | | 45 | | -1 |
|
A080417 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | -1 | -3 | -7 | -15 | -31 | -63 | -127 | -255 | -511
| | 1 | 6 | 25 | 90 | 301 | 966 | 3025 | 9330
| | -1 | -10 | -65 | -350 | -1701 | -7770 | -34105
| | 1 | 15 | 140 | 1050 | 6951 | 42525
| | -1 | -21 | -266 | -2646 | -22827
| | 1 | 28 | 462 | 5880
| | -1 | -36 | -750
| | 1 | 45
| | -1
|
A080417 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | -1 | -3 | -7 | -15 | -31 | -63 | -127 | -255 | -511
| | | 1 | 6 | 25 | 90 | 301 | 966 | 3025 | 9330
| | | | -1 | -10 | -65 | -350 | -1701 | -7770 | -34105
| | | | | 1 | 15 | 140 | 1050 | 6951 | 42525
| | | | | | -1 | -21 | -266 | -2646 | -22827
| | | | | | | 1 | 28 | 462 | 5880
| | | | | | | | -1 | -36 | -750
| | | | | | | | | 1 | 45
| | | | | | | | | | -1
|
|
