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| n | a(n) |
|---|---|
| 0 | 2 |
| 1 | 18 |
| 2 | 910 |
| 3 | 275562 |
| 4 | 509528318 |
| 5 | 5782203860202 |
| 6 | 403066704971309470 |
| 7 | 172986911139059942455818 |
| 8 | 457494980583771669025834718462 |
| 9 | 7445459859979605380607238308201858858 |
| 10 | 746155118699551878624986638597659812003763550 |
| 11 | 461066589238234272286243169377378506495126815749310922 |
[2,18,910,275562,509528318,5782203860202, 403066704971309470,172986911139059942455818, 457494980583771669025834718462, 7445459859979605380607238308201858858, 746155118699551878624986638597659812003763550, 46106658923823427228624316937737850649512681574931\ 0922] |