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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 11 |
| 3 | 1100 |
| 4 | 11 |
| 5 | 111100 |
| 6 | 1111 |
| 7 | 11110110 |
| 8 | 1001 |
| 9 | 1111111110 |
| 10 | 11 |
| 11 | 111111101100 |
| 12 | 111011 |
| 13 | 11111111101100 |
| 14 | 10011000 |
| 15 | 1111111101100011 |
| 16 | 1111110 |
| 17 | 111111111101101010 |
| 18 | 111100110 |
| 19 | 11111111111111100110 |
| 20 | 100111110 |
| 21 | 1111111111111011100110 |
| 22 | 111100110 |
[1,10,11,1100,11,111100,1111,11110110,1001, 1111111110,11,111111101100,111011,11111111101100, 10011000,1111111101100011,1111110, 111111111101101010,111100110,11111111111111100110, 100111110,1111111111111011100110,111100110] |