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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 3 |
| 3 | 4 |
| 4 | 7 |
| 5 | 11 |
| 6 | 19 |
| 7 | 30 |
| 8 | 49 |
| 9 | 80 |
| 10 | 130 |
| 11 | 211 |
| 12 | 343 |
| 13 | 558 |
| 14 | 907 |
| 15 | 1476 |
| 16 | 2401 |
| 17 | 3905 |
| 18 | 6352 |
| 19 | 10333 |
| 20 | 16807 |
| 21 | 27338 |
| 22 | 44467 |
| 23 | 72329 |
| 24 | 117649 |
| 25 | 191365 |
| 26 | 311270 |
| 27 | 506304 |
| 28 | 823543 |
| 29 | 1339556 |
| 30 | 2178890 |
| 31 | 3544131 |
| 32 | 5764801 |
| 33 | 9376890 |
[1,2,3,4,7,11,19,30,49,80,130,211,343,558,907, 1476,2401,3905,6352,10333,16807,27338,44467,72329, 117649,191365,311270,506304,823543,1339556, 2178890,3544131,5764801,9376890] |