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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 4 |
| 2 | 12 |
| 3 | 22 |
| 4 | 33 |
| 5 | 55 |
| 6 | 88 |
| 7 | 124 |
| 8 | 153 |
| 9 | 187 |
| 10 | 238 |
| 11 | 292 |
| 12 | 350 |
| 13 | 408 |
| 14 | 466 |
| 15 | 543 |
| 16 | 619 |
| 17 | 697 |
| 18 | 781 |
| 19 | 860 |
| 20 | 958 |
| 21 | 1071 |
| 22 | 1175 |
| 23 | 1278 |
| 24 | 1379 |
| 25 | 1501 |
| 26 | 1640 |
| 27 | 1759 |
| 28 | 1884 |
| 29 | 2016 |
| 30 | 2170 |
| 31 | 2328 |
| 32 | 2464 |
| 33 | 2601 |
| 34 | 2771 |
| 35 | 2968 |
| 36 | 3149 |
| 37 | 3309 |
| 38 | 3458 |
| 39 | 3647 |
| 40 | 3853 |
| 41 | 4063 |
| 42 | 4268 |
| 43 | 4438 |
| 44 | 4638 |
| 45 | 4887 |
| 46 | 5139 |
[1,4,12,22,33,55,88,124,153,187,238,292,350,408, 466,543,619,697,781,860,958,1071,1175,1278,1379, 1501,1640,1759,1884,2016,2170,2328,2464,2601,2771, 2968,3149,3309,3458,3647,3853,4063,4268,4438,4638, 4887,5139] |