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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 21 |
| 3 | 22 |
| 4 | 45 |
| 5 | 46 |
| 6 | 57 |
| 7 | 70 |
| 8 | 94 |
| 9 | 105 |
| 10 | 118 |
| 11 | 142 |
| 12 | 147 |
| 13 | 165 |
| 14 | 171 |
| 15 | 177 |
| 16 | 187 |
| 17 | 190 |
| 18 | 214 |
| 19 | 221 |
| 20 | 222 |
| 21 | 225 |
| 22 | 237 |
| 23 | 238 |
| 24 | 261 |
| 25 | 267 |
| 26 | 281 |
| 27 | 286 |
| 28 | 291 |
| 29 | 313 |
| 30 | 315 |
| 31 | 318 |
| 32 | 334 |
| 33 | 345 |
| 34 | 350 |
| 35 | 357 |
| 36 | 358 |
| 37 | 381 |
| 38 | 382 |
| 39 | 387 |
| 40 | 403 |
| 41 | 430 |
| 42 | 437 |
| 43 | 441 |
| 44 | 448 |
| 45 | 465 |
| 46 | 477 |
| 47 | 478 |
| 48 | 501 |
| 49 | 507 |
| 50 | 538 |
| 51 | 555 |
| 52 | 558 |
| 53 | 561 |
| 54 | 565 |
[0,21,22,45,46,57,70,94,105,118,142,147,165,171, 177,187,190,214,221,222,225,237,238,261,267,281, 286,291,313,315,318,334,345,350,357,358,381,382, 387,403,430,437,441,448,465,477,478,501,507,538, 555,558,561,565] |