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| n | a(n) |
|---|---|
| 1 | 9 |
| 2 | 803 |
| 3 | 31386 |
| 4 | 1272373 |
| 5 | 53216978 |
| 6 | 2188092870 |
| 7 | 90401915964 |
| 8 | 3740738215983 |
| 9 | 154705956361411 |
| 10 | 6393070820268590 |
| 11 | 264219149718966451 |
| 12 | 10923404535101323602 |
| 13 | 451574917966470461834 |
| 14 | 18666476210321258568728 |
[9,803,31386,1272373,53216978,2188092870, 90401915964,3740738215983,154705956361411, 6393070820268590,264219149718966451, 10923404535101323602,451574917966470461834, 18666476210321258568728] |