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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 6 |
| 6 | 9 |
| 7 | 11 |
| 8 | 15 |
| 9 | 18 |
| 10 | 23 |
| 11 | 27 |
| 12 | 35 |
| 13 | 40 |
| 14 | 49 |
| 15 | 57 |
| 16 | 69 |
| 17 | 78 |
| 18 | 93 |
| 19 | 105 |
| 20 | 123 |
| 21 | 138 |
| 22 | 159 |
| 23 | 177 |
| 24 | 203 |
| 25 | 224 |
| 26 | 253 |
| 27 | 279 |
| 28 | 313 |
| 29 | 342 |
| 30 | 381 |
| 31 | 415 |
| 32 | 459 |
| 33 | 498 |
| 34 | 547 |
| 35 | 591 |
| 36 | 647 |
| 37 | 696 |
| 38 | 757 |
| 39 | 813 |
| 40 | 881 |
| 41 | 942 |
| 42 | 1017 |
| 43 | 1085 |
| 44 | 1167 |
| 45 | 1242 |
| 46 | 1331 |
| 47 | 1413 |
| 48 | 1511 |
| 49 | 1600 |
| 50 | 1705 |
| 51 | 1803 |
| 52 | 1917 |
| 53 | 2022 |
| 54 | 2145 |
[1,1,2,3,5,6,9,11,15,18,23,27,35,40,49,57,69,78, 93,105,123,138,159,177,203,224,253,279,313,342, 381,415,459,498,547,591,647,696,757,813,881,942, 1017,1085,1167,1242,1331,1413,1511,1600,1705,1803, 1917,2022,2145] |