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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 6 |
| 6 | 9 |
| 7 | 14 |
| 8 | 21 |
| 9 | 32 |
| 10 | 48 |
| 11 | 72 |
| 12 | 108 |
| 13 | 162 |
| 14 | 243 |
| 15 | 364 |
| 16 | 546 |
| 17 | 819 |
| 18 | 1228 |
| 19 | 1842 |
| 20 | 2763 |
| 21 | 4144 |
| 22 | 6216 |
| 23 | 9324 |
| 24 | 13986 |
| 25 | 20979 |
| 26 | 31468 |
| 27 | 47202 |
| 28 | 70803 |
| 29 | 106204 |
| 30 | 159306 |
| 31 | 238959 |
| 32 | 358438 |
| 33 | 537657 |
| 34 | 806486 |
| 35 | 1209729 |
| 36 | 1814594 |
| 37 | 2721891 |
| 38 | 4082836 |
| 39 | 6124254 |
| 40 | 9186381 |
| 41 | 13779572 |
| 42 | 20669358 |
| 43 | 31004037 |
[1,2,3,4,6,9,14,21,32,48,72,108,162,243,364,546, 819,1228,1842,2763,4144,6216,9324,13986,20979, 31468,47202,70803,106204,159306,238959,358438, 537657,806486,1209729,1814594,2721891,4082836, 6124254,9186381,13779572,20669358,31004037] |