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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 9 |
| 3 | 12 |
| 4 | 20 |
| 5 | 28 |
| 6 | 30 |
| 7 | 34 |
| 8 | 42 |
| 9 | 56 |
| 10 | 58 |
| 11 | 65 |
| 12 | 72 |
| 13 | 75 |
| 14 | 90 |
| 15 | 110 |
| 16 | 126 |
| 17 | 132 |
| 18 | 156 |
| 19 | 182 |
| 20 | 201 |
| 21 | 205 |
| 22 | 210 |
| 23 | 217 |
| 24 | 224 |
| 25 | 240 |
| 26 | 246 |
| 27 | 254 |
| 28 | 258 |
| 29 | 272 |
| 30 | 294 |
| 31 | 306 |
| 32 | 342 |
| 33 | 344 |
| 34 | 380 |
| 35 | 384 |
| 36 | 399 |
| 37 | 420 |
| 38 | 436 |
| 39 | 462 |
| 40 | 498 |
| 41 | 502 |
| 42 | 506 |
| 43 | 513 |
| 44 | 516 |
| 45 | 520 |
| 46 | 552 |
| 47 | 579 |
| 48 | 600 |
| 49 | 650 |
| 50 | 657 |
| 51 | 680 |
| 52 | 690 |
| 53 | 702 |
| 54 | 730 |
| 55 | 756 |
| 56 | 786 |
[6,9,12,20,28,30,34,42,56,58,65,72,75,90,110,126, 132,156,182,201,205,210,217,224,240,246,254,258, 272,294,306,342,344,380,384,399,420,436,462,498, 502,506,513,516,520,552,579,600,650,657,680,690, 702,730,756,786] |