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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 11 |
| 2 | 111 |
| 3 | 1110 |
| 4 | 11101 |
| 5 | 111011 |
| 6 | 1110111 |
| 7 | 11101110 |
| 8 | 111011101 |
| 9 | 1110111011 |
| 10 | 11101110111 |
| 11 | 111011101110 |
| 12 | 1110111011101 |
| 13 | 11101110111011 |
| 14 | 111011101110111 |
| 15 | 1110111011101110 |
| 16 | 11101110111011101 |
| 17 | 111011101110111011 |
| 18 | 1110111011101110111 |
| 19 | 11101110111011101110 |
[1,11,111,1110,11101,111011,1110111,11101110, 111011101,1110111011,11101110111,111011101110, 1110111011101,11101110111011,111011101110111, 1110111011101110,11101110111011101, 111011101110111011,1110111011101110111, 11101110111011101110] |