A135900 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 1 | | 1 | | 1 |
| | | | | | | | | 2 | | 3 | | 1 | | 1 |
| | | | | | | | 6 | | 12 | | 5 | | 1 | | 1 |
| | | | | | | 25 | | 63 | | 30 | | 7 | | 1 | | 1 |
| | | | | | 138 | | 421 | | 220 | | 56 | | 9 | | 1 | | 1 |
| | | | | 970 | | 3472 | | 1945 | | 525 | | 90 | | 11 | | 1 | | 1 |
| | | | 8390 | | 34380 | | 20340 | | 5733 | | 1026 | | 132 | | 13 | | 1 | | 1 |
| | | 86796 | | 399463 | | 247066 | | 72030 | | 13305 | | 1771 | | 182 | | 15 | | 1 | | 1 |
| | 1049546 | | 5344770 | | 3430936 |
|
A135900 as a square array
| 1 | 1 | 1 | 2 | 6 | 25 | 138 | 970 | 8390 | 86796 | 1049546
| | 1 | 1 | 3 | 12 | 63 | 421 | 3472 | 34380 | 399463 | 5344770
| | 1 | 1 | 5 | 30 | 220 | 1945 | 20340 | 247066 | 3430936
| | 1 | 1 | 7 | 56 | 525 | 5733 | 72030
| | 1 | 1 | 9 | 90 | 1026 | 13305
| | 1 | 1 | 11 | 132 | 1771
| | 1 | 1 | 13 | 182
| | 1 | 1 | 15
| | 1 | 1
| | 1
|
A135900 as an upper right triangle
| 1 | 1 | 1 | 2 | 6 | 25 | 138 | 970 | 8390 | 86796 | 1049546
| | 1 | 1 | 3 | 12 | 63 | 421 | 3472 | 34380 | 399463 | 5344770
| | | 1 | 1 | 5 | 30 | 220 | 1945 | 20340 | 247066 | 3430936
| | | | 1 | 1 | 7 | 56 | 525 | 5733 | 72030
| | | | | 1 | 1 | 9 | 90 | 1026 | 13305
| | | | | | 1 | 1 | 11 | 132 | 1771
| | | | | | | 1 | 1 | 13 | 182
| | | | | | | | 1 | 1 | 15
| | | | | | | | | 1 | 1
| | | | | | | | | | 1
| | | | | | | | | |
|
|
