A268766 as a triangular array
| | | | | | | | | | 0 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 2 | | 6 | | 2 |
| | | | | | | | 5 | | 15 | | 15 | | 5 |
| | | | | | | 10 | | 44 | | 56 | | 44 | | 10 |
| | | | | | 20 | | 105 | | 223 | | 223 | | 105 | | 20 |
| | | | | 38 | | 258 | | 762 | | 1148 | | 762 | | 258 | | 38 |
| | | | 71 | | 595 | | 2607 | | 5170 | | 5170 | | 2607 | | 595 | | 71 |
| | | 130 | | 1368 | | 8500 | | 23156 | | 32056 | | 23156 | | 8500 | | 1368 | | 130 |
| | 235 | | 3069 | | 27411 | | 99057 | | 193573 | | 193573 | | 99057 |
|
A268766 as a square array
0 | 1 | 2 | 5 | 10 | 20 | 38 | 71 | 130 | 235
| 1 | 6 | 15 | 44 | 105 | 258 | 595 | 1368 | 3069
| 2 | 15 | 56 | 223 | 762 | 2607 | 8500 | 27411
| 5 | 44 | 223 | 1148 | 5170 | 23156 | 99057
| 10 | 105 | 762 | 5170 | 32056 | 193573
| 20 | 258 | 2607 | 23156 | 193573
| 38 | 595 | 8500 | 99057
| 71 | 1368
| 130
|
A268766 as an upper right triangle
0 | 1 | 2 | 5 | 10 | 20 | 38 | 71 | 130 | 235
| | 1 | 6 | 15 | 44 | 105 | 258 | 595 | 1368 | 3069
| | | 2 | 15 | 56 | 223 | 762 | 2607 | 8500 | 27411
| | | | 5 | 44 | 223 | 1148 | 5170 | 23156 | 99057
| | | | | 10 | 105 | 762 | 5170 | 32056 | 193573
| | | | | | 20 | 258 | 2607 | 23156 | 193573
| | | | | | | 38 | 595 | 8500 | 99057
| | | | | | | | 71 | 1368
| | | | | | | | | 130
| | | | | | | | |
|
|