A050143 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | 0 | | 1 | | 1 |
| | | | | | | | | 0 | | 1 | | 3 | | 1 |
| | | | | | | | 0 | | 1 | | 4 | | 7 | | 1 |
| | | | | | | 0 | | 1 | | 5 | | 12 | | 15 | | 1 |
| | | | | | 0 | | 1 | | 6 | | 18 | | 32 | | 31 | | 1 |
| | | | | 0 | | 1 | | 7 | | 25 | | 56 | | 80 | | 63 | | 1 |
| | | | 0 | | 1 | | 8 | | 33 | | 88 | | 160 | | 192 | | 127 | | 1 |
| | | 0 | | 1 | | 9 | | 42 | | 129 | | 280 | | 432 | | 448 | | 255 | | 1 |
| | 0 | | 1 | | 10 | | 52 | | 180 | | 450 | | 832 | | 1120 | | 1024 | | 511 | | 1 |
|
A050143 as a square array
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10
| | 1 | 7 | 12 | 18 | 25 | 33 | 42 | 52
| | 1 | 15 | 32 | 56 | 88 | 129 | 180
| | 1 | 31 | 80 | 160 | 280 | 450
| | 1 | 63 | 192 | 432 | 832
| | 1 | 127 | 448 | 1120
| | 1 | 255 | 1024
| | 1 | 511
| | 1
|
A050143 as an upper right triangle
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10
| | | | 1 | 7 | 12 | 18 | 25 | 33 | 42 | 52
| | | | | 1 | 15 | 32 | 56 | 88 | 129 | 180
| | | | | | 1 | 31 | 80 | 160 | 280 | 450
| | | | | | | 1 | 63 | 192 | 432 | 832
| | | | | | | | 1 | 127 | 448 | 1120
| | | | | | | | | 1 | 255 | 1024
| | | | | | | | | | 1 | 511
| | | | | | | | | | | 1
|
|
