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| n | a(n) |
|---|---|
| 1 | 6785 |
| 2 | 20085 |
| 3 | 62041 |
| 4 | 193437 |
| 5 | 596245 |
| 6 | 1789193 |
| 7 | 5156313 |
| 8 | 15207653 |
| 9 | 45754029 |
| 10 | 138814961 |
| 11 | 421855905 |
| 12 | 1278992417 |
| 13 | 3854678637 |
| 14 | 11613639541 |
| 15 | 35105978889 |
| 16 | 106461313521 |
| 17 | 323380664601 |
| 18 | 982609651137 |
| 19 | 2985002591833 |
| 20 | 9068244417461 |
[6785,20085,62041,193437,596245,1789193,5156313, 15207653,45754029,138814961,421855905,1278992417, 3854678637,11613639541,35105978889,106461313521, 323380664601,982609651137,2985002591833, 9068244417461] |