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| n | a(n) |
|---|---|
| 1 | 2149 |
| 2 | 10379 |
| 3 | 44895 |
| 4 | 106631 |
| 5 | 566817 |
| 6 | 2564965 |
| 7 | 5921321 |
| 8 | 32909665 |
| 9 | 153318163 |
| 10 | 344985321 |
| 11 | 1983252321 |
| 12 | 9414695501 |
| 13 | 20822456313 |
| 14 | 122373021057 |
| 15 | 587858709777 |
| 16 | 1286103545153 |
| 17 | 7662916743881 |
| 18 | 37079107362213 |
| 19 | 80586722001961 |
[2149,10379,44895,106631,566817,2564965,5921321, 32909665,153318163,344985321,1983252321, 9414695501,20822456313,122373021057,587858709777, 1286103545153,7662916743881,37079107362213, 80586722001961] |