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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 110 |
| 3 | 111 |
| 4 | 10100 |
| 5 | 1111 |
| 6 | 11000 |
| 7 | 11111 |
| 8 | 111010000 |
| 9 | 101111111 |
| 10 | 10101100000 |
| 11 | 1111111 |
| 12 | 101000000 |
| 13 | 110111111111 |
| 14 | 111000110000000 |
| 15 | 11100111111111 |
| 16 | 11101110100000000 |
| 17 | 11000111111111111 |
| 18 | 1101111011000000000 |
| 19 | 1101111011111111111 |
| 20 | 101100011010000000000 |
[1,1,110,111,10100,1111,11000,11111,111010000, 101111111,10101100000,1111111,101000000, 110111111111,111000110000000,11100111111111, 11101110100000000,11000111111111111, 1101111011000000000,1101111011111111111, 101100011010000000000] |