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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 6 |
| 3 | 22 |
| 4 | 66 |
| 5 | 112 |
| 6 | 114 |
| 7 | 121 |
| 8 | 123 |
| 9 | 129 |
| 10 | 132 |
| 11 | 141 |
| 12 | 147 |
| 13 | 156 |
| 14 | 165 |
| 15 | 174 |
| 16 | 189 |
| 17 | 192 |
| 18 | 198 |
| 19 | 211 |
| 20 | 213 |
| 21 | 219 |
| 22 | 231 |
| 23 | 237 |
| 24 | 273 |
| 25 | 279 |
| 26 | 291 |
| 27 | 297 |
| 28 | 312 |
| 29 | 321 |
| 30 | 327 |
| 31 | 345 |
| 32 | 354 |
| 33 | 369 |
| 34 | 372 |
| 35 | 396 |
| 36 | 411 |
| 37 | 417 |
| 38 | 435 |
| 39 | 453 |
| 40 | 459 |
| 41 | 468 |
| 42 | 471 |
| 43 | 477 |
| 44 | 486 |
| 45 | 495 |
| 46 | 516 |
| 47 | 534 |
| 48 | 543 |
| 49 | 549 |
| 50 | 561 |
| 51 | 567 |
| 52 | 576 |
| 53 | 594 |
[4,6,22,66,112,114,121,123,129,132,141,147,156, 165,174,189,192,198,211,213,219,231,237,273,279, 291,297,312,321,327,345,354,369,372,396,411,417, 435,453,459,468,471,477,486,495,516,534,543,549, 561,567,576,594] |