A141690 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 6 | | 1 |
| | | | | | | | 1 | | 19 | | 19 | | 1 |
| | | | | | | 1 | | 48 | | 126 | | 48 | | 1 |
| | | | | | 1 | | 109 | | 594 | | 594 | | 109 | | 1 |
| | | | | 1 | | 234 | | 2367 | | 4812 | | 2367 | | 234 | | 1 |
| | | | 1 | | 487 | | 8565 | | 31203 | | 31203 | | 8565 | | 487 | | 1 |
| | | 1 | | 996 | | 29188 | | 176412 | | 312310 | | 176412 | | 29188 | | 996 | | 1 |
| | 1 | | 2017 | | 95644 | | 910300 | | 2620582 | | 2620582 | | 910300 |
|
A141690 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 6 | 19 | 48 | 109 | 234 | 487 | 996 | 2017
| | 1 | 19 | 126 | 594 | 2367 | 8565 | 29188 | 95644
| | 1 | 48 | 594 | 4812 | 31203 | 176412 | 910300
| | 1 | 109 | 2367 | 31203 | 312310 | 2620582
| | 1 | 234 | 8565 | 176412 | 2620582
| | 1 | 487 | 29188 | 910300
| | 1 | 996
| | 1
|
A141690 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 6 | 19 | 48 | 109 | 234 | 487 | 996 | 2017
| | | 1 | 19 | 126 | 594 | 2367 | 8565 | 29188 | 95644
| | | | 1 | 48 | 594 | 4812 | 31203 | 176412 | 910300
| | | | | 1 | 109 | 2367 | 31203 | 312310 | 2620582
| | | | | | 1 | 234 | 8565 | 176412 | 2620582
| | | | | | | 1 | 487 | 29188 | 910300
| | | | | | | | 1 | 996
| | | | | | | | | 1
| | | | | | | | |
|
|
