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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 5 |
| 5 | 7 |
| 6 | 17 |
| 7 | 25 |
| 8 | 40 |
| 9 | 63 |
| 10 | 99 |
| 11 | 156 |
| 12 | 249 |
| 13 | 397 |
| 14 | 538 |
| 15 | 1019 |
| 16 | 1637 |
| 17 | 2434 |
| 18 | 3989 |
| 19 | 6847 |
| 20 | 10634 |
| 21 | 17845 |
| 22 | 28827 |
| 23 | 46584 |
| 24 | 75299 |
| 25 | 121741 |
| 26 | 196862 |
| 27 | 318375 |
| 28 | 514947 |
| 29 | 832952 |
| 30 | 1347429 |
| 31 | 2179785 |
| 32 | 3526456 |
| 33 | 5705275 |
| 34 | 9230503 |
| 35 | 14934216 |
[1,2,4,5,7,17,25,40,63,99,156,249,397,538,1019, 1637,2434,3989,6847,10634,17845,28827,46584,75299, 121741,196862,318375,514947,832952,1347429, 2179785,3526456,5705275,9230503,14934216] |