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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 11 |
| 2 | 111 |
| 3 | 1011 |
| 4 | 10111 |
| 5 | 101011 |
| 6 | 1000111 |
| 7 | 11011011 |
| 8 | 110110111 |
| 9 | 1101101011 |
| 10 | 11011000111 |
| 11 | 110111011011 |
| 12 | 1101110110111 |
| 13 | 11011101101011 |
| 14 | 110111011000111 |
| 15 | 1101110111011011 |
| 16 | 11011101010110111 |
| 17 | 110111000001101011 |
| 18 | 1101011000111000111 |
| 19 | 11000111011011011011 |
[1,11,111,1011,10111,101011,1000111,11011011, 110110111,1101101011,11011000111,110111011011, 1101110110111,11011101101011,110111011000111, 1101110111011011,11011101010110111, 110111000001101011,1101011000111000111, 11000111011011011011] |