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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 11 |
| 3 | 1110 |
| 4 | 101 |
| 5 | 111100 |
| 6 | 1011 |
| 7 | 11111010 |
| 8 | 11000 |
| 9 | 1111111111 |
| 10 | 101110 |
| 11 | 111111100011 |
| 12 | 1011110 |
| 13 | 11111111010111 |
| 14 | 11000000 |
| 15 | 1111111111111111 |
| 16 | 101110000 |
| 17 | 111111111100011111 |
| 18 | 1011101100 |
| 19 | 11111111111010101100 |
| 20 | 11000010111 |
| 21 | 1111111111111111111100 |
| 22 | 101110000000 |
[1,10,11,1110,101,111100,1011,11111010,11000, 1111111111,101110,111111100011,1011110, 11111111010111,11000000,1111111111111111, 101110000,111111111100011111,1011101100, 11111111111010101100,11000010111, 1111111111111111111100,101110000000] |