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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 10 |
| 3 | 11 |
| 4 | 100 |
| 5 | 101 |
| 6 | 110 |
| 7 | 111 |
| 8 | 1000 |
| 9 | 1010 |
| 10 | 1100 |
| 11 | 1110 |
| 12 | 10000 |
| 13 | 10001 |
| 14 | 10100 |
| 15 | 10101 |
| 16 | 11000 |
| 17 | 11100 |
| 18 | 100000 |
| 19 | 100001 |
| 20 | 100010 |
| 21 | 100011 |
| 22 | 101000 |
| 23 | 101010 |
| 24 | 110000 |
| 25 | 110001 |
| 26 | 111000 |
| 27 | 1000000 |
| 28 | 1000001 |
| 29 | 1000010 |
| 30 | 1000011 |
| 31 | 1000100 |
| 32 | 1000101 |
[0,1,10,11,100,101,110,111,1000,1010,1100,1110, 10000,10001,10100,10101,11000,11100,100000,100001, 100010,100011,101000,101010,110000,110001,111000, 1000000,1000001,1000010,1000011,1000100,1000101] |