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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 111 |
| 3 | 10 |
| 4 | 11001 |
| 5 | 10100 |
| 6 | 11 |
| 7 | 11010110 |
| 8 | 10001101 |
| 9 | 10011000 |
| 10 | 10110110111 |
| 11 | 1101101010 |
| 12 | 1011011000001 |
| 13 | 110110111100 |
| 14 | 101101101011011 |
| 15 | 11011000110110 |
| 16 | 10110110101101101 |
| 17 | 1101101011011000 |
| 18 | 1011011010110110111 |
| 19 | 110110101101101010 |
| 20 | 101101100011011000001 |
[1,0,111,10,11001,10100,11,11010110,10001101, 10011000,10110110111,1101101010,1011011000001, 110110111100,101101101011011,11011000110110, 10110110101101101,1101101011011000, 1011011010110110111,110110101101101010, 101101100011011000001] |