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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 7 |
| 6 | 11 |
| 7 | 21 |
| 8 | 34 |
| 9 | 55 |
| 10 | 89 |
| 11 | 152 |
| 12 | 246 |
| 13 | 411 |
| 14 | 665 |
| 15 | 1097 |
| 16 | 1775 |
| 17 | 2872 |
| 18 | 4647 |
| 19 | 7574 |
| 20 | 12255 |
| 21 | 19918 |
| 22 | 32228 |
| 23 | 52290 |
| 24 | 84607 |
| 25 | 137130 |
| 26 | 221881 |
| 27 | 359011 |
| 28 | 580892 |
| 29 | 940513 |
| 30 | 1521782 |
| 31 | 2463282 |
| 32 | 3985674 |
| 33 | 6450553 |
[1,1,2,3,7,11,21,34,55,89,152,246,411,665,1097, 1775,2872,4647,7574,12255,19918,32228,52290,84607, 137130,221881,359011,580892,940513,1521782, 2463282,3985674,6450553] |