A128412 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | -2 | | 1 |
| | | | | | | | 4 | | -8 | | 1 |
| | | | | | | -8 | | 36 | | -12 | | 1 |
| | | | | | 16 | | -128 | | 80 | | -16 | | 1 |
| | | | | -32 | | 400 | | -400 | | 140 | | -20 | | 1 |
| | | | 64 | | -1152 | | 1680 | | -896 | | 216 | | -24 | | 1 |
| | | -128 | | 3136 | | -6272 | | 4704 | | -1680 | | 308 | | -28 | | 1 |
| | 256 | | -8192 | | 21504 | | -21504 | | 10560 | | -2816 |
|
A128412 as a square array
| 1 | -2 | 4 | -8 | 16 | -32 | 64 | -128 | 256
| | 1 | -8 | 36 | -128 | 400 | -1152 | 3136 | -8192
| | 1 | -12 | 80 | -400 | 1680 | -6272 | 21504
| | 1 | -16 | 140 | -896 | 4704 | -21504
| | 1 | -20 | 216 | -1680 | 10560
| | 1 | -24 | 308 | -2816
| | 1 | -28
| | 1
|
A128412 as an upper right triangle
| 1 | -2 | 4 | -8 | 16 | -32 | 64 | -128 | 256
| | 1 | -8 | 36 | -128 | 400 | -1152 | 3136 | -8192
| | | 1 | -12 | 80 | -400 | 1680 | -6272 | 21504
| | | | 1 | -16 | 140 | -896 | 4704 | -21504
| | | | | 1 | -20 | 216 | -1680 | 10560
| | | | | | 1 | -24 | 308 | -2816
| | | | | | | 1 | -28
| | | | | | | | 1
| | | | | | | |
|
|
