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| n | a(n) |
|---|---|
| 1 | 33 |
| 2 | 1089 |
| 3 | 15358 |
| 4 | 181557 |
| 5 | 2092409 |
| 6 | 23131221 |
| 7 | 251306086 |
| 8 | 2684919693 |
| 9 | 28421978093 |
| 10 | 298598177550 |
| 11 | 3122369984285 |
| 12 | 32535214057086 |
| 13 | 338229518784097 |
| 14 | 3510243431140654 |
| 15 | 36388265576828423 |
| 16 | 376900796029916497 |
[33,1089,15358,181557,2092409,23131221,251306086, 2684919693,28421978093,298598177550,3122369984285, 32535214057086,338229518784097,3510243431140654, 36388265576828423,376900796029916497] |