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| n | a(n) |
|---|---|
| 1 | 18 |
| 2 | 72 |
| 3 | 132 |
| 4 | 138 |
| 5 | 182 |
| 6 | 192 |
| 7 | 228 |
| 8 | 242 |
| 9 | 268 |
| 10 | 278 |
| 11 | 282 |
| 12 | 327 |
| 13 | 348 |
| 14 | 360 |
| 15 | 378 |
| 16 | 382 |
| 17 | 408 |
| 18 | 418 |
| 19 | 432 |
| 20 | 438 |
| 21 | 618 |
| 22 | 632 |
| 23 | 642 |
| 24 | 660 |
| 25 | 682 |
| 26 | 684 |
| 27 | 693 |
| 28 | 718 |
| 29 | 772 |
| 30 | 788 |
| 31 | 798 |
| 32 | 822 |
| 33 | 843 |
| 34 | 858 |
| 35 | 882 |
| 36 | 918 |
| 37 | 948 |
| 38 | 957 |
| 39 | 1032 |
| 40 | 1048 |
| 41 | 1068 |
| 42 | 1092 |
| 43 | 1113 |
| 44 | 1118 |
| 45 | 1143 |
| 46 | 1152 |
| 47 | 1227 |
| 48 | 1228 |
| 49 | 1230 |
| 50 | 1282 |
| 51 | 1292 |
[18,72,132,138,182,192,228,242,268,278,282,327, 348,360,378,382,408,418,432,438,618,632,642,660, 682,684,693,718,772,788,798,822,843,858,882,918, 948,957,1032,1048,1068,1092,1113,1118,1143,1152, 1227,1228,1230,1282,1292] |