A156861 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 0 | | 2 |
| | | | | | | | | | -1 | | 1 | | 4 |
| | | | | | | | | -2 | | -1 | | 3 | | 8 |
| | | | | | | | -3 | | -4 | | 0 | | 7 | | 16 |
| | | | | | | -4 | | -8 | | -6 | | 3 | | 15 | | 32 |
| | | | | | -5 | | -13 | | -16 | | -7 | | 10 | | 31 | | 64 |
| | | | | -6 | | -19 | | -31 | | -27 | | -5 | | 25 | | 63 | | 128 |
| | | | -7 | | -26 | | -52 | | -62 | | -40 | | 4 | | 56 | | 127 | | 256 |
| | | -8 | | -34 | | -80 | | -118 | | -110 | | -52 | | 28 | | 119 | | 255 | | 512 |
| | -9 | | -43 | | -116 | | -202 | | -236 | | -178 | | -56 | | 83 | | 246 | | 511 | | 1024 |
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A156861 as a square array
1 | 0 | -1 | -2 | -3 | -4 | -5 | -6 | -7 | -8 | -9
| 2 | 1 | -1 | -4 | -8 | -13 | -19 | -26 | -34 | -43
| 4 | 3 | 0 | -6 | -16 | -31 | -52 | -80 | -116
| 8 | 7 | 3 | -7 | -27 | -62 | -118 | -202
| 16 | 15 | 10 | -5 | -40 | -110 | -236
| 32 | 31 | 25 | 4 | -52 | -178
| 64 | 63 | 56 | 28 | -56
| 128 | 127 | 119 | 83
| 256 | 255 | 246
| 512 | 511
| 1024
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A156861 as an upper right triangle
1 | 0 | -1 | -2 | -3 | -4 | -5 | -6 | -7 | -8 | -9
| | 2 | 1 | -1 | -4 | -8 | -13 | -19 | -26 | -34 | -43
| | | 4 | 3 | 0 | -6 | -16 | -31 | -52 | -80 | -116
| | | | 8 | 7 | 3 | -7 | -27 | -62 | -118 | -202
| | | | | 16 | 15 | 10 | -5 | -40 | -110 | -236
| | | | | | 32 | 31 | 25 | 4 | -52 | -178
| | | | | | | 64 | 63 | 56 | 28 | -56
| | | | | | | | 128 | 127 | 119 | 83
| | | | | | | | | 256 | 255 | 246
| | | | | | | | | | 512 | 511
| | | | | | | | | | | 1024
|
|