The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 11 |
| 2 | 110 |
| 3 | 111 |
| 4 | 11100 |
| 5 | 111111 |
| 6 | 111000 |
| 7 | 11011111 |
| 8 | 111110000 |
| 9 | 111111111 |
| 10 | 11011100000 |
| 11 | 111101111111 |
| 12 | 111111000000 |
| 13 | 11011111111111 |
| 14 | 111101110000000 |
| 15 | 111110111111111 |
| 16 | 11011111100000000 |
| 17 | 111101111111111111 |
| 18 | 111110111000000000 |
| 19 | 11011111011111111111 |
[1,11,110,111,11100,111111,111000,11011111, 111110000,111111111,11011100000,111101111111, 111111000000,11011111111111,111101110000000, 111110111111111,11011111100000000, 111101111111111111,111110111000000000, 11011111011111111111] |