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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 11 |
| 3 | 22 |
| 4 | 121 |
| 5 | 1012 |
| 6 | 2101 |
| 7 | 11202 |
| 8 | 100111 |
| 9 | 200222 |
| 10 | 1101221 |
| 11 | 2210212 |
| 12 | 12121201 |
| 13 | 102020102 |
| 14 | 211110211 |
| 15 | 1122221122 |
| 16 | 10022220021 |
| 17 | 20122210112 |
| 18 | 111022121001 |
| 19 | 222122012002 |
| 20 | 1222021101011 |
| 21 | 10221112202022 |
| 22 | 21220002111121 |
| 23 | 120210012000012 |
| 24 | 1011120101000101 |
| 25 | 2100010202000202 |
[1,2,11,22,121,1012,2101,11202,100111,200222, 1101221,2210212,12121201,102020102,211110211, 1122221122,10022220021,20122210112,111022121001, 222122012002,1222021101011,10221112202022, 21220002111121,120210012000012,1011120101000101, 2100010202000202] |