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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 110 |
| 3 | 11 |
| 4 | 10100 |
| 5 | 10111 |
| 6 | 1011000 |
| 7 | 1101111 |
| 8 | 111110000 |
| 9 | 110011111 |
| 10 | 11110100000 |
| 11 | 10010111111 |
| 12 | 1110011000000 |
| 13 | 10101111111 |
| 14 | 110111110000000 |
| 15 | 110010011111111 |
| 16 | 10011010100000000 |
| 17 | 111110111111111 |
| 18 | 1100101011000000000 |
| 19 | 1110101101111111111 |
| 20 | 110110110110000000000 |
[1,1,110,11,10100,10111,1011000,1101111,111110000, 110011111,11110100000,10010111111,1110011000000, 10101111111,110111110000000,110010011111111, 10011010100000000,111110111111111, 1100101011000000000,1110101101111111111, 110110110110000000000] |