A253609 as a triangular array
| | | | | | | | 2 |
| | | | | | | | 4 | | 3 |
| | | | | | | 6 | | 5 | | 9 |
| | | | | | 14 | | 19 | | 11 | | 15 |
| | | | | 29 | | 57 | | 94 | | 40 | | 22 |
| | | | 65 | | 171 | | 483 | | 269 | | 124 | | 23 |
| | | 137 | | 549 | | 2549 | | 1996 | | 1071 | | 187 | | 30 |
| | 277 | | 1786 |
|
A253609 as a square array
2 | 4 | 6 | 14 | 29 | 65 | 137 | 277
| 3 | 5 | 19 | 57 | 171 | 549 | 1786
| 9 | 11 | 94 | 483 | 2549
| 15 | 40 | 269 | 1996
| 22 | 124 | 1071
| 23 | 187
| 30
|
A253609 as an upper right triangle
2 | 4 | 6 | 14 | 29 | 65 | 137 | 277
| | 3 | 5 | 19 | 57 | 171 | 549 | 1786
| | | 9 | 11 | 94 | 483 | 2549
| | | | 15 | 40 | 269 | 1996
| | | | | 22 | 124 | 1071
| | | | | | 23 | 187
| | | | | | | 30
| | | | | | |
|
|