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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 9 |
| 4 | 11 |
| 5 | 77 |
| 6 | 99 |
| 7 | 101 |
| 8 | 111 |
| 9 | 121 |
| 10 | 202 |
| 11 | 999 |
| 12 | 1001 |
| 13 | 1111 |
| 14 | 2002 |
| 15 | 9999 |
| 16 | 10001 |
| 17 | 10101 |
| 18 | 10201 |
| 19 | 11011 |
| 20 | 11111 |
| 21 | 20002 |
| 22 | 99999 |
| 23 | 100001 |
| 24 | 101101 |
| 25 | 110011 |
| 26 | 111111 |
| 27 | 200002 |
| 28 | 999999 |
| 29 | 1000001 |
| 30 | 1001001 |
| 31 | 1002001 |
| 32 | 1009001 |
| 33 | 1010101 |
| 34 | 1011101 |
| 35 | 1100011 |
| 36 | 1101011 |
[1,2,9,11,77,99,101,111,121,202,999,1001,1111, 2002,9999,10001,10101,10201,11011,11111,20002, 99999,100001,101101,110011,111111,200002,999999, 1000001,1001001,1002001,1009001,1010101,1011101, 1100011,1101011] |