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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 7 |
| 6 | 12 |
| 7 | 18 |
| 8 | 29 |
| 9 | 45 |
| 10 | 72 |
| 11 | 112 |
| 12 | 178 |
| 13 | 279 |
| 14 | 441 |
| 15 | 693 |
| 16 | 1094 |
| 17 | 1721 |
| 18 | 2714 |
| 19 | 4273 |
| 20 | 6735 |
| 21 | 10607 |
| 22 | 16715 |
| 23 | 26329 |
| 24 | 41485 |
| 25 | 65352 |
| 26 | 102965 |
| 27 | 162209 |
| 28 | 255560 |
| 29 | 402613 |
| 30 | 634306 |
| 31 | 999306 |
| 32 | 1574368 |
| 33 | 2480323 |
| 34 | 3907638 |
| 35 | 6156268 |
| 36 | 9698906 |
| 37 | 15280112 |
| 38 | 24073063 |
| 39 | 37925860 |
| 40 | 59750293 |
[1,1,2,3,5,7,12,18,29,45,72,112,178,279,441,693, 1094,1721,2714,4273,6735,10607,16715,26329,41485, 65352,102965,162209,255560,402613,634306,999306, 1574368,2480323,3907638,6156268,9698906,15280112, 24073063,37925860,59750293] |