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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 6 |
| 6 | 7 |
| 7 | 8 |
| 8 | 11 |
| 9 | 12 |
| 10 | 14 |
| 11 | 15 |
| 12 | 16 |
| 13 | 18 |
| 14 | 19 |
| 15 | 20 |
| 16 | 24 |
| 17 | 30 |
| 18 | 31 |
| 19 | 34 |
| 20 | 40 |
| 21 | 42 |
| 22 | 44 |
| 23 | 60 |
| 24 | 72 |
| 25 | 80 |
| 26 | 83 |
| 27 | 130 |
| 28 | 132 |
| 29 | 136 |
| 30 | 195 |
| 31 | 208 |
| 32 | 218 |
| 33 | 232 |
| 34 | 254 |
| 35 | 258 |
| 36 | 259 |
| 37 | 260 |
| 38 | 264 |
| 39 | 272 |
| 40 | 276 |
| 41 | 305 |
| 42 | 306 |
| 43 | 408 |
| 44 | 420 |
| 45 | 440 |
| 46 | 464 |
| 47 | 504 |
| 48 | 560 |
| 49 | 585 |
| 50 | 586 |
| 51 | 594 |
| 52 | 595 |
| 53 | 609 |
| 54 | 624 |
| 55 | 636 |
| 56 | 715 |
| 57 | 819 |
| 58 | 840 |
[1,2,3,4,6,7,8,11,12,14,15,16,18,19,20,24,30,31, 34,40,42,44,60,72,80,83,130,132,136,195,208,218, 232,254,258,259,260,264,272,276,305,306,408,420, 440,464,504,560,585,586,594,595,609,624,636,715, 819,840] |