| n | a(n) |
|---|---|
| 1 | 561 |
| 2 | 63973 |
| 3 | 31146661 |
| 4 | 509033161 |
| 5 | 84127131361 |
| 6 | 11985185775745 |
| 7 | 712484043821641 |
| 8 | 24349841028259201 |
| 9 | 53545320695780641 |
| 10 | 141125066711098561 |
| 11 | 16223841675726285601 |
| 12 | 562477984940049379201 |
[561,63973,31146661,509033161,84127131361, 11985185775745,712484043821641,24349841028259201, 53545320695780641,141125066711098561, 16223841675726285601,562477984940049379201] |