A188461 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 5 | | 1 |
| | | | | | | | 1 | | 10 | | 10 | | 1 |
| | | | | | | 1 | | 16 | | 39 | | 16 | | 1 |
| | | | | | 1 | | 23 | | 99 | | 99 | | 23 | | 1 |
| | | | | 1 | | 31 | | 203 | | 375 | | 203 | | 31 | | 1 |
| | | | 1 | | 40 | | 366 | | 1065 | | 1065 | | 366 | | 40 | | 1 |
| | | 1 | | 50 | | 605 | | 2521 | | 4027 | | 2521 | | 605 | | 50 | | 1 |
| | 1 | | 61 | | 939 | | 5266 | | 12220 | | 12220 | | 5266 | | 939 | | 61 | | 1 |
|
A188461 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 5 | 10 | 16 | 23 | 31 | 40 | 50 | 61
| | 1 | 10 | 39 | 99 | 203 | 366 | 605 | 939
| | 1 | 16 | 99 | 375 | 1065 | 2521 | 5266
| | 1 | 23 | 203 | 1065 | 4027 | 12220
| | 1 | 31 | 366 | 2521 | 12220
| | 1 | 40 | 605 | 5266
| | 1 | 50 | 939
| | 1 | 61
| | 1
|
A188461 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 5 | 10 | 16 | 23 | 31 | 40 | 50 | 61
| | | 1 | 10 | 39 | 99 | 203 | 366 | 605 | 939
| | | | 1 | 16 | 99 | 375 | 1065 | 2521 | 5266
| | | | | 1 | 23 | 203 | 1065 | 4027 | 12220
| | | | | | 1 | 31 | 366 | 2521 | 12220
| | | | | | | 1 | 40 | 605 | 5266
| | | | | | | | 1 | 50 | 939
| | | | | | | | | 1 | 61
| | | | | | | | | | 1
|
|
