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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 14 |
| 5 | 170 |
| 6 | 183 |
| 7 | 2198 |
| 8 | 2380 |
| 9 | 28562 |
| 10 | 28731 |
| 11 | 30772 |
| 12 | 371294 |
| 13 | 373660 |
| 14 | 399868 |
| 15 | 4826810 |
| 16 | 4829007 |
| 17 | 4855540 |
| 18 | 5198116 |
| 19 | 62748518 |
| 20 | 62779276 |
| 21 | 63119980 |
| 22 | 67575340 |
| 23 | 815730722 |
| 24 | 815759283 |
| 25 | 816104212 |
| 26 | 820557700 |
| 27 | 878479252 |
[0,1,2,14,170,183,2198,2380,28562,28731,30772, 371294,373660,399868,4826810,4829007,4855540, 5198116,62748518,62779276,63119980,67575340, 815730722,815759283,816104212,820557700,878479252] |