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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 221 |
| 3 | 12 |
| 4 | 21 |
| 5 | 2 |
| 6 | 332 |
| 7 | 23 |
| 8 | 32 |
| 9 | 3 |
| 10 | 113 |
| 11 | 31 |
| 12 | 13 |
| 13 | 4 |
| 14 | 114 |
| 15 | 41 |
| 16 | 14 |
| 17 | 5 |
| 18 | 115 |
| 19 | 51 |
| 20 | 15 |
| 21 | 6 |
| 22 | 116 |
| 23 | 61 |
| 24 | 16 |
| 25 | 7 |
| 26 | 117 |
| 27 | 71 |
| 28 | 17 |
| 29 | 8 |
| 30 | 118 |
| 31 | 81 |
| 32 | 18 |
| 33 | 9 |
| 34 | 119 |
| 35 | 91 |
| 36 | 19 |
| 37 | 10 |
| 38 | 2201 |
| 39 | 102 |
| 40 | 201 |
| 41 | 11 |
| 42 | 2211 |
| 43 | 112 |
| 44 | 211 |
| 45 | 20 |
| 46 | 3302 |
| 47 | 203 |
| 48 | 302 |
| 49 | 22 |
| 50 | 3322 |
| 51 | 223 |
| 52 | 322 |
| 53 | 24 |
| 54 | 142 |
| 55 | 241 |
| 56 | 42 |
| 57 | 25 |
| 58 | 152 |
| 59 | 251 |
| 60 | 52 |
| 61 | 26 |
| 62 | 162 |
| 63 | 261 |
| 64 | 62 |
| 65 | 27 |
| 66 | 172 |
| 67 | 271 |
| 68 | 72 |
| 69 | 28 |
| 70 | 182 |
| 71 | 281 |
| 72 | 82 |
| 73 | 29 |
| 74 | 192 |
| 75 | 291 |
| 76 | 92 |
| 77 | 30 |
[1,221,12,21,2,332,23,32,3,113,31,13,4,114,41,14, 5,115,51,15,6,116,61,16,7,117,71,17,8,118,81,18,9, 119,91,19,10,2201,102,201,11,2211,112,211,20,3302, 203,302,22,3322,223,322,24,142,241,42,25,152,251, 52,26,162,261,62,27,172,271,72,28,182,281,82,29, 192,291,92,30] |