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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 11 |
| 4 | 101 |
| 5 | 1299 |
| 6 | 21484 |
| 7 | 434314 |
| 8 | 10376729 |
| 9 | 286071990 |
| 10 | 8938291341 |
| 11 | 312135301719 |
| 12 | 12047590514805 |
| 13 | 509293851897726 |
| 14 | 23401874856236304 |
| 15 | 1161336388899131127 |
| 16 | 61901441822863881546 |
| 17 | 3527021361619029580257 |
| 18 | 213928376892075892765515 |
| 19 | 13762058997632221202813013 |
[1,2,11,101,1299,21484,434314,10376729,286071990, 8938291341,312135301719,12047590514805, 509293851897726,23401874856236304, 1161336388899131127,61901441822863881546, 3527021361619029580257,213928376892075892765515, 13762058997632221202813013] |