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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 9 |
| 3 | 15 |
| 4 | 21 |
| 5 | 51 |
| 6 | 71 |
| 7 | 118 |
| 8 | 184 |
| 9 | 208 |
| 10 | 227 |
| 11 | 231 |
| 12 | 238 |
| 13 | 255 |
| 14 | 267 |
| 15 | 290 |
| 16 | 317 |
| 17 | 326 |
| 18 | 354 |
| 19 | 381 |
| 20 | 392 |
| 21 | 396 |
| 22 | 437 |
| 23 | 494 |
| 24 | 499 |
| 25 | 544 |
| 26 | 553 |
| 27 | 569 |
| 28 | 627 |
| 29 | 645 |
| 30 | 660 |
| 31 | 720 |
| 32 | 756 |
| 33 | 796 |
| 34 | 922 |
| 35 | 932 |
| 36 | 937 |
| 37 | 960 |
| 38 | 968 |
| 39 | 990 |
| 40 | 1027 |
| 41 | 1034 |
| 42 | 1087 |
| 43 | 1103 |
| 44 | 1130 |
| 45 | 1157 |
| 46 | 1173 |
| 47 | 1175 |
| 48 | 1227 |
| 49 | 1237 |
| 50 | 1251 |
[4,9,15,21,51,71,118,184,208,227,231,238,255,267, 290,317,326,354,381,392,396,437,494,499,544,553, 569,627,645,660,720,756,796,922,932,937,960,968, 990,1027,1034,1087,1103,1130,1157,1173,1175,1227, 1237,1251] |