The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 10 |
| 4 | 110 |
| 5 | 10011 |
| 6 | 110101 |
| 7 | 10011000 |
| 8 | 110100011 |
| 9 | 10010101001 |
| 10 | 101111000101 |
| 11 | 110011001110 |
| 12 | 10010001101010 |
| 13 | 101101111110011 |
| 14 | 110010000001101 |
| 15 | 1111110010100011 |
| 16 | 10001110000111111 |
| 17 | 101100111001011100 |
| 18 | 110000110110011001 |
| 19 | 1111011010110001101 |
[0,1,10,110,10011,110101,10011000,110100011, 10010101001,101111000101,110011001110, 10010001101010,101101111110011,110010000001101, 1111110010100011,10001110000111111, 101100111001011100,110000110110011001, 1111011010110001101] |