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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 33 |
| 4 | 48 |
| 5 | 59 |
| 6 | 60 |
| 7 | 74 |
| 8 | 126 |
| 9 | 177 |
| 10 | 228 |
| 11 | 638 |
| 12 | 1304 |
| 13 | 1644 |
| 14 | 2435 |
| 15 | 4374 |
| 16 | 8750 |
| 17 | 15114 |
| 18 | 16853 |
| 19 | 30353 |
| 20 | 30545 |
| 21 | 36236 |
[3,5,33,48,59,60,74,126,177,228,638,1304,1644, 2435,4374,8750,15114,16853,30353,30545,36236] |