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| n | a(n) |
|---|---|
| 1 | 1111 |
| 2 | 110110 |
| 3 | 111011 |
| 4 | 1011110 |
| 5 | 1101111 |
| 6 | 10011001 |
| 7 | 10100110 |
| 8 | 11001010 |
| 9 | 11010011 |
| 10 | 110011111 |
| 11 | 111010011 |
| 12 | 111011101 |
| 13 | 1001101111 |
| 14 | 11001101111 |
| 15 | 11010010100 |
| 16 | 100101110100 |
| 17 | 101000111011 |
| 18 | 101011001010 |
| 19 | 101111110111 |
| 20 | 110011001100 |
| 21 | 110111001101 |
| 22 | 111011110011 |
[1111,110110,111011,1011110,1101111,10011001, 10100110,11001010,11010011,110011111,111010011, 111011101,1001101111,11001101111,11010010100, 100101110100,101000111011,101011001010, 101111110111,110011001100,110111001101, 111011110011] |