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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 8 |
| 5 | 19 |
| 6 | 31 |
| 7 | 65 |
| 8 | 105 |
| 9 | 210 |
| 10 | 340 |
| 11 | 654 |
| 12 | 1058 |
| 13 | 1985 |
| 14 | 3212 |
| 15 | 5911 |
| 16 | 9564 |
| 17 | 17345 |
| 18 | 28065 |
| 19 | 50305 |
| 20 | 81395 |
| 21 | 144516 |
| 22 | 233832 |
| 23 | 411900 |
| 24 | 666468 |
| 25 | 1166209 |
| 26 | 1886966 |
| 27 | 3283145 |
| 28 | 5312240 |
| 29 | 9197455 |
| 30 | 14881795 |
| 31 | 25655489 |
| 32 | 41511453 |
| 33 | 71293590 |
| 34 | 115355452 |
[1,2,5,8,19,31,65,105,210,340,654,1058,1985,3212, 5911,9564,17345,28065,50305,81395,144516,233832, 411900,666468,1166209,1886966,3283145,5312240, 9197455,14881795,25655489,41511453,71293590, 115355452] |