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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 11 |
| 2 | 111 |
| 3 | 1011 |
| 4 | 10011 |
| 5 | 110111 |
| 6 | 1111111 |
| 7 | 11101011 |
| 8 | 111010011 |
| 9 | 1011110111 |
| 10 | 10110111111 |
| 11 | 101001101011 |
| 12 | 1010010010011 |
| 13 | 10110001110111 |
| 14 | 100110011111111 |
| 15 | 1101100011101011 |
| 16 | 11111000011010011 |
| 17 | 111010000111110111 |
| 18 | 1110100011010111111 |
| 19 | 10101000100001101011 |
[1,11,111,1011,10011,110111,1111111,11101011, 111010011,1011110111,10110111111,101001101011, 1010010010011,10110001110111,100110011111111, 1101100011101011,11111000011010011, 111010000111110111,1110100011010111111, 10101000100001101011] |