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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 5 |
| 6 | 7 |
| 7 | 8 |
| 8 | 9 |
| 9 | 10 |
| 10 | 14 |
| 11 | 16 |
| 12 | 18 |
| 13 | 19 |
| 14 | 20 |
| 15 | 25 |
| 16 | 28 |
| 17 | 31 |
| 18 | 32 |
| 19 | 33 |
| 20 | 35 |
| 21 | 36 |
| 22 | 38 |
| 23 | 39 |
| 24 | 40 |
| 25 | 41 |
| 26 | 45 |
| 27 | 47 |
| 28 | 49 |
| 29 | 50 |
| 30 | 51 |
| 31 | 56 |
| 32 | 59 |
[0,1,2,4,5,7,8,9,10,14,16,18,19,20,25,28,31,32,33, 35,36,38,39,40,41,45,47,49,50,51,56,59] |