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| n | a(n) |
|---|---|
| 0 | 26 |
| 1 | 27 |
| 2 | 188 |
| 3 | 215 |
| 4 | 618 |
| 5 | 2069 |
| 6 | 4756 |
| 7 | 125725 |
| 8 | 256206 |
| 9 | 894343 |
| 10 | 2044892 |
| 11 | 2939235 |
| 12 | 19680302 |
| 13 | 22619537 |
| 14 | 1195896226 |
| 15 | 1218515763 |
| 16 | 8506990804 |
| 17 | 9725506567 |
| 18 | 27958003938 |
| 19 | 93599518381 |
| 20 | 215157040700 |
| 21 | 5687682576581 |
[26,27,188,215,618,2069,4756,125725,256206,894343, 2044892,2939235,19680302,22619537,1195896226, 1218515763,8506990804,9725506567,27958003938, 93599518381,215157040700,5687682576581] |