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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 101 |
| 3 | 1010 |
| 4 | 10101 |
| 5 | 101010 |
| 6 | 1010100 |
| 7 | 10101001 |
| 8 | 101010010 |
| 9 | 1010100101 |
| 10 | 10101001010 |
| 11 | 101010010101 |
| 12 | 1010100101010 |
| 13 | 10101001010100 |
| 14 | 101010010101001 |
| 15 | 1010100101010010 |
| 16 | 10101001010100101 |
| 17 | 101010010101001010 |
| 18 | 1010100101010010101 |
| 19 | 10101001010100101010 |
[1,10,101,1010,10101,101010,1010100,10101001, 101010010,1010100101,10101001010,101010010101, 1010100101010,10101001010100,101010010101001, 1010100101010010,10101001010100101, 101010010101001010,1010100101010010101, 10101001010100101010] |