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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 101 |
| 4 | 101 |
| 5 | 10101 |
| 6 | 10001 |
| 7 | 1010101 |
| 8 | 1011001 |
| 9 | 101000001 |
| 10 | 100011111 |
| 11 | 10101001001 |
| 12 | 10100101111 |
| 13 | 1010100110001 |
| 14 | 1000010000111 |
| 15 | 101011111110001 |
| 16 | 101101110000111 |
| 17 | 10100010101110011 |
| 18 | 10001001110001001 |
| 19 | 1010100000001101101 |
| 20 | 1010011111100000001 |
[1,1,1,101,101,10101,10001,1010101,1011001, 101000001,100011111,10101001001,10100101111, 1010100110001,1000010000111,101011111110001, 101101110000111,10100010101110011, 10001001110001001,1010100000001101101, 1010011111100000001] |