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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 3 |
| 3 | 6 |
| 4 | 13 |
| 5 | 21 |
| 6 | 23 |
| 7 | 27 |
| 8 | 33 |
| 9 | 46 |
| 10 | 67 |
| 11 | 81 |
| 12 | 104 |
| 13 | 107 |
| 14 | 114 |
| 15 | 129 |
| 16 | 166 |
| 17 | 169 |
| 18 | 172 |
| 19 | 193 |
| 20 | 261 |
| 21 | 267 |
| 22 | 276 |
| 23 | 287 |
| 24 | 311 |
| 25 | 373 |
| 26 | 430 |
| 27 | 457 |
| 28 | 478 |
| 29 | 485 |
| 30 | 590 |
| 31 | 596 |
| 32 | 656 |
| 33 | 691 |
| 34 | 768 |
| 35 | 789 |
| 36 | 796 |
| 37 | 873 |
| 38 | 941 |
| 39 | 969 |
| 40 | 1047 |
| 41 | 1093 |
| 42 | 1149 |
| 43 | 1170 |
| 44 | 1239 |
| 45 | 1303 |
| 46 | 1349 |
| 47 | 1491 |
| 48 | 1533 |
| 49 | 1555 |
| 50 | 1567 |
| 51 | 1805 |
| 52 | 1808 |
[0,3,6,13,21,23,27,33,46,67,81,104,107,114,129, 166,169,172,193,261,267,276,287,311,373,430,457, 478,485,590,596,656,691,768,789,796,873,941,969, 1047,1093,1149,1170,1239,1303,1349,1491,1533,1555, 1567,1805,1808] |