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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 18 |
| 3 | 37 |
| 4 | 44 |
| 5 | 86 |
| 6 | 91 |
| 7 | 116 |
| 8 | 132 |
| 9 | 247 |
| 10 | 278 |
| 11 | 392 |
| 12 | 613 |
| 13 | 637 |
| 14 | 662 |
| 15 | 798 |
| 16 | 847 |
| 17 | 912 |
| 18 | 1164 |
| 19 | 1235 |
| 20 | 1362 |
| 21 | 1430 |
| 22 | 1638 |
| 23 | 1735 |
| 24 | 1991 |
| 25 | 2056 |
| 26 | 2090 |
| 27 | 2167 |
| 28 | 2364 |
| 29 | 2537 |
| 30 | 2736 |
| 31 | 3139 |
| 32 | 3478 |
| 33 | 3751 |
| 34 | 3867 |
| 35 | 4298 |
| 36 | 4422 |
| 37 | 4553 |
| 38 | 5202 |
| 39 | 6068 |
| 40 | 6391 |
| 41 | 6500 |
| 42 | 7241 |
| 43 | 7859 |
| 44 | 7957 |
| 45 | 8378 |
| 46 | 9309 |
| 47 | 9793 |
[6,18,37,44,86,91,116,132,247,278,392,613,637,662, 798,847,912,1164,1235,1362,1430,1638,1735,1991, 2056,2090,2167,2364,2537,2736,3139,3478,3751,3867, 4298,4422,4553,5202,6068,6391,6500,7241,7859,7957, 8378,9309,9793] |