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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 101 |
| 3 | 0 |
| 4 | 11101 |
| 5 | 1000 |
| 6 | 1000101 |
| 7 | 100000 |
| 8 | 100011101 |
| 9 | 10101000 |
| 10 | 10000000101 |
| 11 | 1111100000 |
| 12 | 1010001011101 |
| 13 | 1000101000 |
| 14 | 111000100000101 |
| 15 | 10100011100000 |
| 16 | 10000010101011101 |
| 17 | 1110000000101000 |
| 18 | 1010101111100000101 |
| 19 | 10001011100000 |
| 20 | 111110001000101011101 |
[1,0,101,0,11101,1000,1000101,100000,100011101, 10101000,10000000101,1111100000,1010001011101, 1000101000,111000100000101,10100011100000, 10000010101011101,1110000000101000, 1010101111100000101,10001011100000, 111110001000101011101] |