A055587 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | 1 | | 4 | | 3 | | 1 |
| | | | | | | | | 1 | | 8 | | 8 | | 4 | | 1 |
| | | | | | | | 1 | | 16 | | 20 | | 13 | | 5 | | 1 |
| | | | | | | 1 | | 32 | | 48 | | 38 | | 19 | | 6 | | 1 |
| | | | | | 1 | | 64 | | 112 | | 104 | | 63 | | 26 | | 7 | | 1 |
| | | | | 1 | | 128 | | 256 | | 272 | | 192 | | 96 | | 34 | | 8 | | 1 |
| | | | 1 | | 256 | | 576 | | 688 | | 552 | | 321 | | 138 | | 43 | | 9 | | 1 |
| | | 1 | | 512 | | 1280 | | 1696 | | 1520 | | 1002 | | 501 | | 190 | | 53 | | 10 | | 1 |
| | 1 | | 1024 | | 2816 | | 4096 |
|
A055587 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024
| | 1 | 3 | 8 | 20 | 48 | 112 | 256 | 576 | 1280 | 2816
| | 1 | 4 | 13 | 38 | 104 | 272 | 688 | 1696 | 4096
| | 1 | 5 | 19 | 63 | 192 | 552 | 1520
| | 1 | 6 | 26 | 96 | 321 | 1002
| | 1 | 7 | 34 | 138 | 501
| | 1 | 8 | 43 | 190
| | 1 | 9 | 53
| | 1 | 10
| | 1
|
A055587 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024
| | | 1 | 3 | 8 | 20 | 48 | 112 | 256 | 576 | 1280 | 2816
| | | | 1 | 4 | 13 | 38 | 104 | 272 | 688 | 1696 | 4096
| | | | | 1 | 5 | 19 | 63 | 192 | 552 | 1520
| | | | | | 1 | 6 | 26 | 96 | 321 | 1002
| | | | | | | 1 | 7 | 34 | 138 | 501
| | | | | | | | 1 | 8 | 43 | 190
| | | | | | | | | 1 | 9 | 53
| | | | | | | | | | 1 | 10
| | | | | | | | | | | 1
| | | | | | | | | | |
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