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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 4 |
| 6 | 6 |
| 7 | 10 |
| 8 | 15 |
| 9 | 25 |
| 10 | 40 |
| 11 | 65 |
| 12 | 103 |
| 13 | 168 |
| 14 | 271 |
| 15 | 439 |
| 16 | 708 |
| 17 | 1147 |
| 18 | 1855 |
| 19 | 3002 |
| 20 | 4853 |
| 21 | 7855 |
| 22 | 12708 |
| 23 | 20563 |
| 24 | 33265 |
| 25 | 53828 |
| 26 | 87093 |
| 27 | 140921 |
| 28 | 228004 |
| 29 | 368925 |
| 30 | 596929 |
| 31 | 965854 |
| 32 | 1562768 |
| 33 | 2528622 |
| 34 | 4091390 |
| 35 | 6620012 |
| 36 | 10711377 |
| 37 | 17331389 |
[1,1,2,2,4,6,10,15,25,40,65,103,168,271,439,708, 1147,1855,3002,4853,7855,12708,20563,33265,53828, 87093,140921,228004,368925,596929,965854,1562768, 2528622,4091390,6620012,10711377,17331389] |