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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 110 |
| 3 | 111 |
| 4 | 11000 |
| 5 | 1111 |
| 6 | 1111000 |
| 7 | 101111 |
| 8 | 110100000 |
| 9 | 111111 |
| 10 | 11000000000 |
| 11 | 11111111111 |
| 12 | 1101100000000 |
| 13 | 100111111111 |
| 14 | 110110110000000 |
| 15 | 111111111 |
| 16 | 11000011000000000 |
| 17 | 11111111111111111 |
| 18 | 1100110000000000000 |
| 19 | 110111011111111111 |
| 20 | 111111011100000000000 |
[1,1,110,111,11000,1111,1111000,101111,110100000, 111111,11000000000,11111111111,1101100000000, 100111111111,110110110000000,111111111, 11000011000000000,11111111111111111, 1100110000000000000,110111011111111111, 111111011100000000000] |