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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 15 |
| 3 | 27 |
| 4 | 33 |
| 5 | 57 |
| 6 | 93 |
| 7 | 105 |
| 8 | 165 |
| 9 | 177 |
| 10 | 189 |
| 11 | 231 |
| 12 | 237 |
| 13 | 245 |
| 14 | 267 |
| 15 | 275 |
| 16 | 285 |
| 17 | 345 |
| 18 | 375 |
| 19 | 393 |
| 20 | 425 |
| 21 | 453 |
| 22 | 555 |
| 23 | 567 |
| 24 | 573 |
| 25 | 597 |
| 26 | 609 |
| 27 | 637 |
| 28 | 651 |
| 29 | 687 |
| 30 | 723 |
| 31 | 833 |
| 32 | 933 |
| 33 | 1005 |
| 34 | 1025 |
| 35 | 1095 |
| 36 | 1167 |
| 37 | 1209 |
| 38 | 1221 |
| 39 | 1227 |
| 40 | 1293 |
| 41 | 1311 |
| 42 | 1431 |
| 43 | 1445 |
| 44 | 1479 |
| 45 | 1491 |
| 46 | 1527 |
| 47 | 1551 |
| 48 | 1563 |
| 49 | 1573 |
[5,15,27,33,57,93,105,165,177,189,231,237,245,267, 275,285,345,375,393,425,453,555,567,573,597,609, 637,651,687,723,833,933,1005,1025,1095,1167,1209, 1221,1227,1293,1311,1431,1445,1479,1491,1527,1551, 1563,1573] |