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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 101 |
| 3 | 1 |
| 4 | 1 |
| 5 | 101 |
| 6 | 10101 |
| 7 | 1000001 |
| 8 | 100000001 |
| 9 | 101 |
| 10 | 10101 |
| 11 | 1000001 |
| 12 | 1 |
| 13 | 101 |
| 14 | 10101 |
| 15 | 1000001 |
| 16 | 1 |
| 17 | 101 |
| 18 | 10101 |
| 19 | 1000001 |
| 20 | 1 |
| 21 | 101 |
| 22 | 10101 |
| 23 | 1000001 |
| 24 | 1 |
| 25 | 101 |
| 26 | 10101 |
| 27 | 1000001 |
| 28 | 1 |
| 29 | 101 |
| 30 | 10101 |
| 31 | 1000001 |
| 32 | 1 |
| 33 | 101 |
| 34 | 10101 |
| 35 | 1000001 |
| 36 | 1 |
| 37 | 101 |
| 38 | 10101 |
| 39 | 1000001 |
| 40 | 1 |
| 41 | 101 |
| 42 | 10101 |
[1,1,101,1,1,101,10101,1000001,100000001,101, 10101,1000001,1,101,10101,1000001,1,101,10101, 1000001,1,101,10101,1000001,1,101,10101,1000001,1, 101,10101,1000001,1,101,10101,1000001,1,101,10101, 1000001,1,101,10101] |