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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 5 |
| 5 | 10 |
| 6 | 16 |
| 7 | 25 |
| 8 | 42 |
| 9 | 68 |
| 10 | 109 |
| 11 | 178 |
| 12 | 288 |
| 13 | 465 |
| 14 | 754 |
| 15 | 1220 |
| 16 | 1973 |
| 17 | 3194 |
| 18 | 5168 |
| 19 | 8361 |
| 20 | 13530 |
| 21 | 21892 |
| 22 | 35421 |
| 23 | 57314 |
| 24 | 92736 |
| 25 | 150049 |
| 26 | 242786 |
| 27 | 392836 |
| 28 | 635621 |
| 29 | 1028458 |
| 30 | 1664080 |
| 31 | 2692537 |
| 32 | 4356618 |
| 33 | 7049156 |
| 34 | 11405773 |
| 35 | 18454930 |
| 36 | 29860704 |
| 37 | 48315633 |
| 38 | 78176338 |
| 39 | 126491972 |
| 40 | 204668309 |
| 41 | 331160282 |
| 42 | 535828592 |
[0,1,2,4,5,10,16,25,42,68,109,178,288,465,754, 1220,1973,3194,5168,8361,13530,21892,35421,57314, 92736,150049,242786,392836,635621,1028458,1664080, 2692537,4356618,7049156,11405773,18454930, 29860704,48315633,78176338,126491972,204668309, 331160282,535828592] |