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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 11 |
| 2 | 110 |
| 3 | 111 |
| 4 | 11100 |
| 5 | 111111 |
| 6 | 111000 |
| 7 | 11011111 |
| 8 | 110110000 |
| 9 | 1111111 |
| 10 | 10011100000 |
| 11 | 111101111111 |
| 12 | 1111111000000 |
| 13 | 11111111111 |
| 14 | 110111110000000 |
| 15 | 1101100111111111 |
| 16 | 1011101100000000 |
| 17 | 110111111111111111 |
| 18 | 101111111000000000 |
| 19 | 11011000011111111111 |
[1,11,110,111,11100,111111,111000,11011111, 110110000,1111111,10011100000,111101111111, 1111111000000,11111111111,110111110000000, 1101100111111111,1011101100000000, 110111111111111111,101111111000000000, 11011000011111111111] |