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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 4 |
| 5 | 5 |
| 6 | 8 |
| 7 | 12 |
| 8 | 19 |
| 9 | 29 |
| 10 | 45 |
| 11 | 70 |
| 12 | 109 |
| 13 | 170 |
| 14 | 265 |
| 15 | 414 |
| 16 | 646 |
| 17 | 1009 |
| 18 | 1575 |
| 19 | 2460 |
| 20 | 3840 |
| 21 | 5997 |
| 22 | 9364 |
| 23 | 14622 |
| 24 | 22833 |
| 25 | 35654 |
| 26 | 55676 |
| 27 | 86940 |
| 28 | 135762 |
| 29 | 211998 |
| 30 | 331047 |
| 31 | 516946 |
| 32 | 807239 |
| 33 | 1260545 |
| 34 | 1968408 |
| 35 | 3073772 |
| 36 | 4799858 |
| 37 | 7495231 |
| 38 | 11704199 |
| 39 | 18276724 |
[1,1,2,2,4,5,8,12,19,29,45,70,109,170,265,414,646, 1009,1575,2460,3840,5997,9364,14622,22833,35654, 55676,86940,135762,211998,331047,516946,807239, 1260545,1968408,3073772,4799858,7495231,11704199, 18276724] |