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| n | a(n) |
|---|---|
| 1 | 12421 |
| 2 | 31514 |
| 3 | 156499 |
| 4 | 433665 |
| 5 | 3108884 |
| 6 | 18149682 |
| 7 | 51303874 |
| 8 | 373181073 |
| 9 | 2202127052 |
| 10 | 6156657609 |
| 11 | 45414463138 |
| 12 | 270053121307 |
| 13 | 748380393975 |
| 14 | 5583776785833 |
| 15 | 33392302867052 |
| 16 | 91876589978091 |
| 17 | 691683392542601 |
[12421,31514,156499,433665,3108884,18149682, 51303874,373181073,2202127052,6156657609, 45414463138,270053121307,748380393975, 5583776785833,33392302867052,91876589978091, 691683392542601] |