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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 11 |
| 3 | 1110 |
| 4 | 101 |
| 5 | 111110 |
| 6 | 1001 |
| 7 | 11111110 |
| 8 | 11101 |
| 9 | 1111110010 |
| 10 | 101111 |
| 11 | 111111110110 |
| 12 | 1001011 |
| 13 | 11111111110100 |
| 14 | 11111011 |
| 15 | 1111111110001110 |
| 16 | 101111011 |
| 17 | 111111111110001110 |
| 18 | 1001111011 |
| 19 | 11111111111110000110 |
| 20 | 11101111111 |
| 21 | 1111111111110010011110 |
| 22 | 101111111111 |
[1,10,11,1110,101,111110,1001,11111110,11101, 1111110010,101111,111111110110,1001011, 11111111110100,11111011,1111111110001110, 101111011,111111111110001110,1001111011, 11111111111110000110,11101111111, 1111111111110010011110,101111111111] |