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| n | a(n) |
|---|---|
| 1 | 43 |
| 2 | 547 |
| 3 | 909091 |
| 4 | 1623931 |
| 5 | 7027567 |
| 6 | 10678711 |
| 7 | 15790321 |
| 8 | 22796593 |
| 9 | 32222107 |
| 10 | 81867661 |
| 11 | 183458857 |
| 12 | 234750601 |
| 13 | 574995877 |
| 14 | 2498207293 |
| 15 | 6177695707 |
| 16 | 7095062437 |
| 17 | 9272716111 |
| 18 | 13564461457 |
| 19 | 19397579293 |
| 20 | 24344094727 |
| 21 | 50689400581 |
| 22 | 81420308971 |
| 23 | 137405657593 |
| 24 | 149289169177 |
[43,547,909091,1623931,7027567,10678711,15790321, 22796593,32222107,81867661,183458857,234750601, 574995877,2498207293,6177695707,7095062437, 9272716111,13564461457,19397579293,24344094727, 50689400581,81420308971,137405657593,149289169177] |