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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 15 |
| 3 | 16 |
| 4 | 225 |
| 5 | 226 |
| 6 | 240 |
| 7 | 241 |
| 8 | 3375 |
| 9 | 3376 |
| 10 | 3390 |
| 11 | 3391 |
| 12 | 3600 |
| 13 | 3601 |
| 14 | 3615 |
| 15 | 3616 |
| 16 | 50625 |
| 17 | 50626 |
| 18 | 50640 |
| 19 | 50641 |
| 20 | 50850 |
| 21 | 50851 |
| 22 | 50865 |
| 23 | 50866 |
| 24 | 54000 |
| 25 | 54001 |
| 26 | 54015 |
| 27 | 54016 |
| 28 | 54225 |
| 29 | 54226 |
| 30 | 54240 |
| 31 | 54241 |
| 32 | 759375 |
| 33 | 759376 |
| 34 | 759390 |
| 35 | 759391 |
| 36 | 759600 |
[0,1,15,16,225,226,240,241,3375,3376,3390,3391, 3600,3601,3615,3616,50625,50626,50640,50641,50850, 50851,50865,50866,54000,54001,54015,54016,54225, 54226,54240,54241,759375,759376,759390,759391, 759600] |