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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 5 |
| 6 | 6 |
| 7 | 7 |
| 8 | 8 |
| 9 | 9 |
| 10 | 22 |
| 11 | 123 |
| 12 | 132 |
| 13 | 213 |
| 14 | 231 |
| 15 | 312 |
| 16 | 321 |
| 17 | 1124 |
| 18 | 1142 |
| 19 | 1214 |
| 20 | 1241 |
| 21 | 1412 |
| 22 | 1421 |
| 23 | 2114 |
| 24 | 2141 |
| 25 | 2411 |
| 26 | 4112 |
| 27 | 4121 |
| 28 | 4211 |
| 29 | 11125 |
| 30 | 11133 |
| 31 | 11152 |
| 32 | 11215 |
| 33 | 11222 |
| 34 | 11251 |
| 35 | 11313 |
| 36 | 11331 |
| 37 | 11512 |
| 38 | 11521 |
| 39 | 12115 |
| 40 | 12122 |
| 41 | 12151 |
| 42 | 12212 |
| 43 | 12221 |
| 44 | 12511 |
[1,2,3,4,5,6,7,8,9,22,123,132,213,231,312,321, 1124,1142,1214,1241,1412,1421,2114,2141,2411,4112, 4121,4211,11125,11133,11152,11215,11222,11251, 11313,11331,11512,11521,12115,12122,12151,12212, 12221,12511] |