A135888 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 3 | | 1 |
| | | | | | | | | 12 | | 6 | | 1 |
| | | | | | | | 63 | | 39 | | 9 | | 1 |
| | | | | | | 421 | | 300 | | 81 | | 12 | | 1 |
| | | | | | 3472 | | 2741 | | 816 | | 138 | | 15 | | 1 |
| | | | | 34380 | | 29380 | | 9366 | | 1716 | | 210 | | 18 | | 1 |
| | | | 399463 | | 363922 | | 122148 | | 23647 | | 3105 | | 297 | | 21 | | 1 |
| | | 5344770 | | 5135894 | | 1795481 | | 362116 | | 49880 | | 5088 | | 399 | | 24 | | 1 |
| | 81097517 | | 81557270 |
|
A135888 as a square array
1 | 3 | 12 | 63 | 421 | 3472 | 34380 | 399463 | 5344770 | 81097517
| 1 | 6 | 39 | 300 | 2741 | 29380 | 363922 | 5135894 | 81557270
| 1 | 9 | 81 | 816 | 9366 | 122148 | 1795481
| 1 | 12 | 138 | 1716 | 23647 | 362116
| 1 | 15 | 210 | 3105 | 49880
| 1 | 18 | 297 | 5088
| 1 | 21 | 399
| 1 | 24
| 1
|
A135888 as an upper right triangle
1 | 3 | 12 | 63 | 421 | 3472 | 34380 | 399463 | 5344770 | 81097517
| | 1 | 6 | 39 | 300 | 2741 | 29380 | 363922 | 5135894 | 81557270
| | | 1 | 9 | 81 | 816 | 9366 | 122148 | 1795481
| | | | 1 | 12 | 138 | 1716 | 23647 | 362116
| | | | | 1 | 15 | 210 | 3105 | 49880
| | | | | | 1 | 18 | 297 | 5088
| | | | | | | 1 | 21 | 399
| | | | | | | | 1 | 24
| | | | | | | | | 1
| | | | | | | | |
|
|