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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 4 |
| 6 | 7 |
| 7 | 10 |
| 8 | 14 |
| 9 | 21 |
| 10 | 34 |
| 11 | 55 |
| 12 | 86 |
| 13 | 131 |
| 14 | 200 |
| 15 | 310 |
| 16 | 485 |
| 17 | 757 |
| 18 | 1174 |
| 19 | 1815 |
| 20 | 2810 |
| 21 | 4362 |
| 22 | 6778 |
| 23 | 10524 |
| 24 | 16323 |
| 25 | 25310 |
| 26 | 39260 |
| 27 | 60924 |
| 28 | 94549 |
| 29 | 146706 |
| 30 | 227599 |
| 31 | 353093 |
| 32 | 547826 |
| 33 | 850005 |
| 34 | 1318859 |
| 35 | 2046257 |
| 36 | 3174775 |
| 37 | 4925699 |
| 38 | 7642389 |
| 39 | 11857510 |
[1,1,1,1,2,4,7,10,14,21,34,55,86,131,200,310,485, 757,1174,1815,2810,4362,6778,10524,16323,25310, 39260,60924,94549,146706,227599,353093,547826, 850005,1318859,2046257,3174775,4925699,7642389, 11857510] |