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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 34 |
| 3 | 212 |
| 4 | 1096 |
| 5 | 6422 |
| 6 | 35812 |
| 7 | 202662 |
| 8 | 1143320 |
| 9 | 6451714 |
| 10 | 36412818 |
| 11 | 205486910 |
| 12 | 1159668470 |
| 13 | 6544517458 |
| 14 | 36933689524 |
| 15 | 208433556616 |
| 16 | 1176284907448 |
| 17 | 6638308849796 |
| 18 | 37462983914486 |
| 19 | 211420591173616 |
| 20 | 1193142178688764 |
[6,34,212,1096,6422,35812,202662,1143320,6451714, 36412818,205486910,1159668470,6544517458, 36933689524,208433556616,1176284907448, 6638308849796,37462983914486,211420591173616, 1193142178688764] |