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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 110 |
| 3 | 1010 |
| 4 | 11110 |
| 5 | 111010 |
| 6 | 1101110 |
| 7 | 10101010 |
| 8 | 111111110 |
| 9 | 1111111010 |
| 10 | 11111101110 |
| 11 | 111110101010 |
| 12 | 1111011111110 |
| 13 | 11101011111010 |
| 14 | 110111011101110 |
| 15 | 1010101010101010 |
| 16 | 11111111111111110 |
| 17 | 111111111111111010 |
| 18 | 1111111111111101110 |
| 19 | 11111111111110101010 |
[1,10,110,1010,11110,111010,1101110,10101010, 111111110,1111111010,11111101110,111110101010, 1111011111110,11101011111010,110111011101110, 1010101010101010,11111111111111110, 111111111111111010,1111111111111101110, 11111111111110101010] |