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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 281525 |
| 3 | 1011881 |
| 4 | 13721649 |
| 5 | 309777093 |
| 6 | 417800903 |
| 7 | 12252701193 |
| 8 | 27377813605 |
| 9 | 37762351523 |
| 10 | 245773819141 |
| 11 | 51230573255953 |
| 12 | 82578361848569 |
| 13 | 277900491430385 |
[1,281525,1011881,13721649,309777093,417800903, 12252701193,27377813605,37762351523,245773819141, 51230573255953,82578361848569,277900491430385] |