A125118 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 3 | | 4 |
| | | | | | | | 7 | | 13 | | 21 |
| | | | | | | 15 | | 40 | | 85 | | 156 |
| | | | | | 31 | | 121 | | 341 | | 781 | | 1555 |
| | | | | 63 | | 364 | | 1365 | | 3906 | | 9331 | | 19608 |
| | | | 127 | | 1093 | | 5461 | | 19531 | | 55987 | | 137257 | | 299593 |
| | | 255 | | 3280 | | 21845 | | 97656 | | 335923 | | 960800 | | 2396745 | | 5380840 |
| | 511 | | 9841 | | 87381 | | 488281 | | 2015539 | | 6725601 | | 19173961 | | 48427561 | | 111111111 |
|
A125118 as a square array
1 | 3 | 7 | 15 | 31 | 63 | 127 | 255 | 511
| 4 | 13 | 40 | 121 | 364 | 1093 | 3280 | 9841
| 21 | 85 | 341 | 1365 | 5461 | 21845 | 87381
| 156 | 781 | 3906 | 19531 | 97656 | 488281
| 1555 | 9331 | 55987 | 335923 | 2015539
| 19608 | 137257 | 960800 | 6725601
| 299593 | 2396745 | 19173961
| 5380840 | 48427561
| 111111111
|
A125118 as an upper right triangle
1 | 3 | 7 | 15 | 31 | 63 | 127 | 255 | 511
| | 4 | 13 | 40 | 121 | 364 | 1093 | 3280 | 9841
| | | 21 | 85 | 341 | 1365 | 5461 | 21845 | 87381
| | | | 156 | 781 | 3906 | 19531 | 97656 | 488281
| | | | | 1555 | 9331 | 55987 | 335923 | 2015539
| | | | | | 19608 | 137257 | 960800 | 6725601
| | | | | | | 299593 | 2396745 | 19173961
| | | | | | | | 5380840 | 48427561
| | | | | | | | | 111111111
|
|