A252210 as a triangular array
| | | | | | | | 2680 |
| | | | | | | | 4743 | | 4743 |
| | | | | | | 9312 | | 5178 | | 9312 |
| | | | | | 19794 | | 17276 | | 17276 | | 19794 |
| | | | | 51024 | | 44322 | | 110128 | | 44322 | | 51024 |
| | | | 125554 | | 215814 | | 332462 | | 332462 | | 215814 | | 125554 |
| | | 278710 | | 932474 | | 2908856 | | 1180226 | | 2908856 | | 932474 | | 278710 |
| | 763726 | | 2568954 | | 22430534 |
|
A252210 as a square array
2680 | 4743 | 9312 | 19794 | 51024 | 125554 | 278710 | 763726
| 4743 | 5178 | 17276 | 44322 | 215814 | 932474 | 2568954
| 9312 | 17276 | 110128 | 332462 | 2908856 | 22430534
| 19794 | 44322 | 332462 | 1180226
| 51024 | 215814 | 2908856
| 125554 | 932474
| 278710
|
A252210 as an upper right triangle
2680 | 4743 | 9312 | 19794 | 51024 | 125554 | 278710 | 763726
| | 4743 | 5178 | 17276 | 44322 | 215814 | 932474 | 2568954
| | | 9312 | 17276 | 110128 | 332462 | 2908856 | 22430534
| | | | 19794 | 44322 | 332462 | 1180226
| | | | | 51024 | 215814 | 2908856
| | | | | | 125554 | 932474
| | | | | | | 278710
| | | | | | |
|
|