A210555 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 2 |
| | | | | | | | | | 1 | | 3 | | 4 |
| | | | | | | | | 1 | | 4 | | 7 | | 8 |
| | | | | | | | 1 | | 5 | | 10 | | 17 | | 16 |
| | | | | | | 1 | | 6 | | 13 | | 28 | | 39 | | 32 |
| | | | | | 1 | | 7 | | 16 | | 41 | | 70 | | 89 | | 64 |
| | | | | 1 | | 8 | | 19 | | 56 | | 109 | | 176 | | 199 | | 128 |
| | | | 1 | | 9 | | 22 | | 73 | | 156 | | 297 | | 426 | | 441 | | 256 |
| | | 1 | | 10 | | 25 | | 92 | | 211 | | 456 | | 765 | | 1020 | | 967 | | 512 |
| | 1 | | 11 | | 28 | | 113 | | 274 | | 657 | | 1236 | | 1953 | | 2398 |
|
A210555 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| 4 | 7 | 10 | 13 | 16 | 19 | 22 | 25 | 28
| 8 | 17 | 28 | 41 | 56 | 73 | 92 | 113
| 16 | 39 | 70 | 109 | 156 | 211 | 274
| 32 | 89 | 176 | 297 | 456 | 657
| 64 | 199 | 426 | 765 | 1236
| 128 | 441 | 1020 | 1953
| 256 | 967 | 2398
| 512
|
A210555 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | | 4 | 7 | 10 | 13 | 16 | 19 | 22 | 25 | 28
| | | | 8 | 17 | 28 | 41 | 56 | 73 | 92 | 113
| | | | | 16 | 39 | 70 | 109 | 156 | 211 | 274
| | | | | | 32 | 89 | 176 | 297 | 456 | 657
| | | | | | | 64 | 199 | 426 | 765 | 1236
| | | | | | | | 128 | 441 | 1020 | 1953
| | | | | | | | | 256 | 967 | 2398
| | | | | | | | | | 512
| | | | | | | | | |
|
|