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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 7 |
| 3 | 8 |
| 4 | 15 |
| 5 | 16 |
| 6 | 22 |
| 7 | 23 |
| 8 | 24 |
| 9 | 25 |
| 10 | 1702855 |
| 11 | 1702856 |
| 12 | 1702857 |
| 13 | 1702872 |
| 14 | 1702873 |
| 15 | 2220150 |
| 16 | 3327583 |
| 17 | 3329174 |
| 18 | 3329270 |
| 19 | 3329271 |
| 20 | 3329279 |
[0,1,7,8,15,16,22,23,24,25,1702855,1702856, 1702857,1702872,1702873,2220150,3327583,3329174, 3329270,3329271,3329279] |