A154985 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 6 | | 1 |
| | | | | | | | 1 | | 17 | | 17 | | 1 |
| | | | | | | 1 | | 38 | | 154 | | 38 | | 1 |
| | | | | | 1 | | 79 | | 872 | | 872 | | 79 | | 1 |
| | | | | 1 | | 160 | | 3991 | | 14064 | | 3991 | | 160 | | 1 |
| | | | 1 | | 321 | | 16791 | | 157575 | | 157575 | | 16791 | | 321 | | 1 |
| | | 1 | | 642 | | 68312 | | 1451486 | | 4815630 | | 1451486 | | 68312 | | 642 | | 1 |
| | 1 | | 1283 | | 274394 | | 12266038 | | 107115116 | | 107115116 | | 12266038 | | 274394 | | 1283 | | 1 |
|
A154985 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 6 | 17 | 38 | 79 | 160 | 321 | 642 | 1283
| | 1 | 17 | 154 | 872 | 3991 | 16791 | 68312 | 274394
| | 1 | 38 | 872 | 14064 | 157575 | 1451486 | 12266038
| | 1 | 79 | 3991 | 157575 | 4815630 | 107115116
| | 1 | 160 | 16791 | 1451486 | 107115116
| | 1 | 321 | 68312 | 12266038
| | 1 | 642 | 274394
| | 1 | 1283
| | 1
|
A154985 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 6 | 17 | 38 | 79 | 160 | 321 | 642 | 1283
| | | 1 | 17 | 154 | 872 | 3991 | 16791 | 68312 | 274394
| | | | 1 | 38 | 872 | 14064 | 157575 | 1451486 | 12266038
| | | | | 1 | 79 | 3991 | 157575 | 4815630 | 107115116
| | | | | | 1 | 160 | 16791 | 1451486 | 107115116
| | | | | | | 1 | 321 | 68312 | 12266038
| | | | | | | | 1 | 642 | 274394
| | | | | | | | | 1 | 1283
| | | | | | | | | | 1
|
|
