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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 11 |
| 3 | 21 |
| 4 | 1211 |
| 5 | 111221 |
| 6 | 312211 |
| 7 | 13112221 |
| 8 | 1113213211 |
| 9 | 31131211131221 |
| 10 | 13211311123113112211 |
| 11 | 11131221133112132113212221 |
| 12 | 3113112221232112111312211312113211 |
| 13 | 1321132132111213122112311311222113111221131221 |
| 14 | 11131221131211131231121113112221121321132132211331222113112211 |
| 15 | 311311222113111231131112132112311321322112111312211312111322212311322113212221 |
[1,11,21,1211,111221,312211,13112221,1113213211, 31131211131221,13211311123113112211, 11131221133112132113212221, 3113112221232112111312211312113211, 1321132132111213122112311311222113111221131221, 11131221131211131231121113112221121321132132211331\ 222113112211, 31131122211311123113111213211231132132211211131221\ 1312111322212311322113212221] |