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| n | a(n) |
|---|---|
| 1 | 18 |
| 2 | 196 |
| 3 | 222 |
| 4 | 246 |
| 5 | 258 |
| 6 | 282 |
| 7 | 318 |
| 8 | 354 |
| 9 | 366 |
| 10 | 402 |
| 11 | 426 |
| 12 | 438 |
| 13 | 474 |
| 14 | 498 |
| 15 | 534 |
| 16 | 582 |
| 17 | 606 |
| 18 | 618 |
| 19 | 642 |
| 20 | 654 |
| 21 | 678 |
| 22 | 762 |
| 23 | 786 |
| 24 | 822 |
| 25 | 834 |
| 26 | 894 |
| 27 | 906 |
| 28 | 942 |
| 29 | 978 |
| 30 | 1002 |
| 31 | 1038 |
| 32 | 1074 |
| 33 | 1086 |
| 34 | 1146 |
| 35 | 1158 |
| 36 | 1182 |
| 37 | 1194 |
| 38 | 1266 |
| 39 | 1338 |
| 40 | 1362 |
| 41 | 1374 |
| 42 | 1398 |
| 43 | 1434 |
| 44 | 1446 |
| 45 | 1506 |
| 46 | 1542 |
| 47 | 1578 |
| 48 | 1614 |
[18,196,222,246,258,282,318,354,366,402,426,438, 474,498,534,582,606,618,642,654,678,762,786,822, 834,894,906,942,978,1002,1038,1074,1086,1146,1158, 1182,1194,1266,1338,1362,1374,1398,1434,1446,1506, 1542,1578,1614] |