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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 12 |
| 3 | 15 |
| 4 | 21 |
| 5 | 27 |
| 6 | 33 |
| 7 | 39 |
| 8 | 48 |
| 9 | 51 |
| 10 | 57 |
| 11 | 60 |
| 12 | 69 |
| 13 | 75 |
| 14 | 84 |
| 15 | 87 |
| 16 | 93 |
| 17 | 105 |
| 18 | 108 |
| 19 | 111 |
| 20 | 123 |
| 21 | 129 |
| 22 | 132 |
| 23 | 135 |
| 24 | 141 |
| 25 | 147 |
| 26 | 156 |
| 27 | 159 |
| 28 | 165 |
| 29 | 177 |
| 30 | 183 |
| 31 | 189 |
| 32 | 192 |
| 33 | 195 |
| 34 | 201 |
| 35 | 204 |
| 36 | 213 |
| 37 | 219 |
| 38 | 228 |
| 39 | 231 |
| 40 | 237 |
| 41 | 240 |
| 42 | 243 |
| 43 | 249 |
| 44 | 255 |
| 45 | 267 |
| 46 | 273 |
| 47 | 276 |
| 48 | 285 |
| 49 | 291 |
| 50 | 297 |
| 51 | 300 |
| 52 | 303 |
| 53 | 309 |
| 54 | 321 |
| 55 | 327 |
| 56 | 336 |
| 57 | 339 |
| 58 | 345 |
[3,12,15,21,27,33,39,48,51,57,60,69,75,84,87,93, 105,108,111,123,129,132,135,141,147,156,159,165, 177,183,189,192,195,201,204,213,219,228,231,237, 240,243,249,255,267,273,276,285,291,297,300,303, 309,321,327,336,339,345] |