| n | a(n) |
|---|---|
| 0 | 4 |
| 1 | 19 |
| 2 | 23 |
| 3 | 42 |
| 4 | 65 |
| 5 | 107 |
| 6 | 172 |
| 7 | 279 |
| 8 | 451 |
| 9 | 730 |
| 10 | 1181 |
| 11 | 1911 |
| 12 | 3092 |
| 13 | 5003 |
| 14 | 8095 |
| 15 | 13098 |
| 16 | 21193 |
| 17 | 34291 |
| 18 | 55484 |
| 19 | 89775 |
| 20 | 145259 |
| 21 | 235034 |
| 22 | 380293 |
| 23 | 615327 |
| 24 | 995620 |
| 25 | 1610947 |
| 26 | 2606567 |
| 27 | 4217514 |
| 28 | 6824081 |
| 29 | 11041595 |
| 30 | 17865676 |
| 31 | 28907271 |
| 32 | 46772947 |
| 33 | 75680218 |
| 34 | 122453165 |
| 35 | 198133383 |
[4,19,23,42,65,107,172,279,451,730,1181,1911,3092, 5003,8095,13098,21193,34291,55484,89775,145259, 235034,380293,615327,995620,1610947,2606567, 4217514,6824081,11041595,17865676,28907271, 46772947,75680218,122453165,198133383] |