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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 101 |
| 3 | 1101 |
| 4 | 11010 |
| 5 | 111001 |
| 6 | 1110101 |
| 7 | 11110010 |
| 8 | 111101101 |
| 9 | 1111100001 |
| 10 | 11111010010 |
| 11 | 111111000001 |
| 12 | 1111110111110 |
| 13 | 11111110011101 |
| 14 | 111111101011101 |
| 15 | 1111111100100010 |
| 16 | 11111111011000001 |
| 17 | 111111111000111101 |
| 18 | 1111111110100011100 |
| 19 | 11111111110001100011 |
[1,10,101,1101,11010,111001,1110101,11110010, 111101101,1111100001,11111010010,111111000001, 1111110111110,11111110011101,111111101011101, 1111111100100010,11111111011000001, 111111111000111101,1111111110100011100, 11111111110001100011] |