A183554 as a triangular array
| | | | | | | | | 0 |
| | | | | | | | | 3 | | 3 |
| | | | | | | | 3 | | 15 | | 3 |
| | | | | | | 9 | | 71 | | 71 | | 9 |
| | | | | | 15 | | 299 | | 583 | | 299 | | 15 |
| | | | | 33 | | 1325 | | 5287 | | 5287 | | 1325 | | 33 |
| | | | 63 | | 5845 | | 46841 | | 95101 | | 46841 | | 5845 | | 63 |
| | | 129 | | 25785 | | 417809 | | 1728533 | | 1728533 | | 417809 | | 25785 | | 129 |
| | 255 | | 113841 | | 3721925 | | 31363527 | | 63868351 | | 31363527 | | 3721925 | | 113841 |
|
A183554 as a square array
0 | 3 | 3 | 9 | 15 | 33 | 63 | 129 | 255
| 3 | 15 | 71 | 299 | 1325 | 5845 | 25785 | 113841
| 3 | 71 | 583 | 5287 | 46841 | 417809 | 3721925
| 9 | 299 | 5287 | 95101 | 1728533 | 31363527
| 15 | 1325 | 46841 | 1728533 | 63868351
| 33 | 5845 | 417809 | 31363527
| 63 | 25785 | 3721925
| 129 | 113841
|
A183554 as an upper right triangle
0 | 3 | 3 | 9 | 15 | 33 | 63 | 129 | 255
| | 3 | 15 | 71 | 299 | 1325 | 5845 | 25785 | 113841
| | | 3 | 71 | 583 | 5287 | 46841 | 417809 | 3721925
| | | | 9 | 299 | 5287 | 95101 | 1728533 | 31363527
| | | | | 15 | 1325 | 46841 | 1728533 | 63868351
| | | | | | 33 | 5845 | 417809 | 31363527
| | | | | | | 63 | 25785 | 3721925
| | | | | | | | 129 | 113841
| | | | | | | |
|
|