A110770 formatted as a triangular array:
| | | | | | | | 1 | | | | | | | | |
| | | | | | | 3 | | 1 | | | | | | | |
| | | | | | 6 | | 10 | | 1 | | | | | | |
| | | | | 10 | | 36 | | 35 | | 1 | | | | | |
| | | | 15 | | 91 | | 220 | | 126 | | 1 | | | | |
| | | 21 | | 190 | | 816 | | 1365 | | 462 | | 1 | | | |
| | 28 | | 351 | | 2300 | | 7315 | | 8568 | | 1716 | | 1 | | |
| 36 | | 595 | | 5456 | | 27405 | | 65780 | | 54264 | | 6435 | | 1 | |
| 45 | | 946 | | 11480 | | 82251 | | 324632 | | 593775 | | 346104 | | 24310 | | 1 |
A110770 formatted as a square array:
| 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 |
| 1 | 10 | 36 | 91 | 190 | 351 | 595 | 946 | |
| 1 | 35 | 220 | 816 | 2300 | 5456 | 11480 | | |
| 1 | 126 | 1365 | 7315 | 27405 | 82251 | | | |
| 1 | 462 | 8568 | 65780 | 324632 | | | | |
| 1 | 1716 | 54264 | 593775 | | | | | |
| 1 | 6435 | 346104 | | | | | | |
| 1 | 24310 | | | | | | | |
| 1 | | | | | | | | |
A110770 formatted as an upper right triangle:
| 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 |
| 1 | 10 | 36 | 91 | 190 | 351 | 595 | 946 |
| | 1 | 35 | 220 | 816 | 2300 | 5456 | 11480 |
| | | 1 | 126 | 1365 | 7315 | 27405 | 82251 |
| | | | 1 | 462 | 8568 | 65780 | 324632 |
| | | | | 1 | 1716 | 54264 | 593775 |
| | | | | | 1 | 6435 | 346104 |
| | | | | | | 1 | 24310 |
| | | | | | | | 1 |
|
