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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 11 |
| 3 | 94 |
| 4 | 1185 |
| 5 | 20106 |
| 6 | 453271 |
| 7 | 13169346 |
| 8 | 476777153 |
| 9 | 20869990066 |
| 10 | 1076251513071 |
| 11 | 64077661097418 |
| 12 | 4337014196039377 |
| 13 | 329768528011095642 |
| 14 | 27905789218764082151 |
| 15 | 2608140451597365915346 |
| 16 | 267506385903592339178241 |
| 17 | 29943760423790270319833826 |
[2,11,94,1185,20106,453271,13169346,476777153, 20869990066,1076251513071,64077661097418, 4337014196039377,329768528011095642, 27905789218764082151,2608140451597365915346, 267506385903592339178241, 29943760423790270319833826] |