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| n | a(n) |
|---|---|
| 0 | 27 |
| 1 | 28 |
| 2 | 55 |
| 3 | 248 |
| 4 | 303 |
| 5 | 551 |
| 6 | 30057 |
| 7 | 30608 |
| 8 | 60665 |
| 9 | 273268 |
| 10 | 333933 |
| 11 | 607201 |
| 12 | 33122787 |
| 13 | 33729988 |
| 14 | 66852775 |
| 15 | 301141088 |
| 16 | 367993863 |
| 17 | 669134951 |
| 18 | 36501281217 |
| 19 | 37170416168 |
| 20 | 73671697385 |
| 21 | 331857205708 |
| 22 | 405528903093 |
[27,28,55,248,303,551,30057,30608,60665,273268, 333933,607201,33122787,33729988,66852775, 301141088,367993863,669134951,36501281217, 37170416168,73671697385,331857205708,405528903093] |