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| n | a(n) |
|---|---|
| 1 | 7 |
| 2 | 73 |
| 3 | 94 |
| 4 | 217 |
| 5 | 281 |
| 6 | 309 |
| 7 | 321 |
| 8 | 324 |
| 9 | 325 |
| 10 | 392 |
| 11 | 624 |
| 12 | 715 |
| 13 | 751 |
| 14 | 841 |
| 15 | 886 |
| 16 | 945 |
| 17 | 976 |
| 18 | 1307 |
| 19 | 1384 |
| 20 | 1395 |
| 21 | 1491 |
| 22 | 1492 |
| 23 | 1532 |
| 24 | 1723 |
| 25 | 1785 |
| 26 | 1970 |
| 27 | 2741 |
| 28 | 2845 |
| 29 | 2956 |
| 30 | 2971 |
| 31 | 2977 |
| 32 | 3593 |
| 33 | 3637 |
| 34 | 3673 |
| 35 | 3751 |
| 36 | 3805 |
| 37 | 4153 |
| 38 | 4230 |
| 39 | 4321 |
| 40 | 4345 |
| 41 | 4391 |
| 42 | 4437 |
| 43 | 4759 |
| 44 | 4978 |
| 45 | 4980 |
| 46 | 5174 |
| 47 | 5317 |
[7,73,94,217,281,309,321,324,325,392,624,715,751, 841,886,945,976,1307,1384,1395,1491,1492,1532, 1723,1785,1970,2741,2845,2956,2971,2977,3593,3637, 3673,3751,3805,4153,4230,4321,4345,4391,4437,4759, 4978,4980,5174,5317] |