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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 6 |
| 6 | 11 |
| 7 | 13 |
| 8 | 21 |
| 9 | 28 |
| 10 | 38 |
| 11 | 51 |
| 12 | 73 |
| 13 | 93 |
| 14 | 124 |
| 15 | 163 |
| 16 | 212 |
| 17 | 278 |
| 18 | 352 |
| 19 | 459 |
| 20 | 572 |
| 21 | 736 |
| 22 | 914 |
| 23 | 1187 |
| 24 | 1434 |
| 25 | 1838 |
[1,2,3,5,6,11,13,21,28,38,51,73,93,124,163,212, 278,352,459,572,736,914,1187,1434,1838] |